Regarding the pursuit of the pinnacle
About Us
Aspiring to be the best in environmental protection
Tough Wastewater Solutions
Industrial Wastewater Problems
Corporate promotional video
VR tour

Founded in 2001, Shanghai Wangding Environmental Protection Technology Co., Ltd. is a national high-tech enterprise and MIIT-recognized "SSUI Little Giant" enterprise with full intellectual property advantages and multiple provincial-level industry honors.


Specialized in technological innovation and industrial application in the environmental protection sector, Wangding owns 5 core technical systems: high-efficiency anaerobic & salt-tolerant biochemical technology, special membrane & resin resource recovery, low-temperature vacuum evaporation ZLD system, high-speed DAF equipment, and skid-mounted water treatment units. We serve clients across electronics & electroplating, new energy battery, steel smelting, chemical pharmaceutical, food & beverage and other industries, providing end-to-end solutions and operation & maintenance services.


With over 550 completed EPC projects and 30+ O&M projects covering 70+ cities nationwide, Wangding is committed to solving complex industrial wastewater challenges. Guided by the philosophy of Innovation, Management, Execution, Win-Win, we continuously deliver cost reduction, efficiency improvement and long-term value for our clients.

2001Year
25 years of experience in industrial wastewater treatment
70+
Covered Cities
550+
Global Project Cases
160+
Number of patent applications
Core Team
With over 40 years of comprehensive experience
management team
Zhang Jianpeng
Chairman, Minhang District Leading Talent of 2017, one of Minhang Top Ten Innovative Leaders of 2014, and Corporate Mentor for Engineering Master's Students at East China University of Science and Technology.
Founded in 2001, Wending Company is an expert in water pollution control, possessing over 20 years of experience in environmental pollution treatment technology development. Over the past two decades, it has executed more than 300 EPC projects, including industrial wastewater treatment, reclaimed water reuse, and pure and ultrapure water projects. Leveraging its technical expertise in chemical, metallurgical, electronics, electroplating, printing and dyeing, and food and beverage industries, the company has undertaken numerous national and provincial-level major environmental science and technology projects, published dozens of academic papers domestically and internationally, and applied for over 80 national patents for water treatment solutions.
Li Yunfeng
General Manager, PhD, Senior Engineer, Corporate Mentor for Master of Engineering Students at East China University of Science and Technology
Oversees the company's overall operation and management. Selected as a 2024 Shanghai Oriental Elite Talent - Technical Leader, a 2024/2023 Minhang District Chun Shen Pyramid Elite Talent, a 2017 Shanghai Youth Science and Technology Rising Star Program participant, and a 2018 Minhang District Leading Talent. Received a Ph.D. from East China University of Science and Technology in 2014, and subsequently conducted postdoctoral research at the Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences, and the Shanghai Nanotechnology and Industrial Development Promotion Center. Main research areas include the design, preparation, and application of functional nanomaterials in environmental governance. Has undertaken more than 10 projects, including National Natural Science Foundation of China projects, Shanghai Municipal Science and Technology Projects, and Minhang District Science and Technology Projects. To date, has published 22 academic papers in renowned domestic and international journals, applied for over 80 national patents, and been granted over 60 patents.
Zhang Jianpeng
Chairman, Minhang District Leading Talent of 2017, one of Minhang Top Ten Innovative Leaders of 2014, and Corporate Mentor for Engineering Master's Students at East China University of Science and Technology.
Founded in 2001, Wending Company is an expert in water pollution control, possessing over 20 years of experience in environmental pollution treatment technology development. Over the past two decades, it has executed more than 300 EPC projects, including industrial wastewater treatment, reclaimed water reuse, and pure and ultrapure water projects. Leveraging its technical expertise in chemical, metallurgical, electronics, electroplating, printing and dyeing, and food and beverage industries, the company has undertaken numerous national and provincial-level major environmental science and technology projects, published dozens of academic papers domestically and internationally, and applied for over 80 national patents for water treatment solutions.
Li Yunfeng
General Manager, PhD, Senior Engineer, Corporate Mentor for Master of Engineering Students at East China University of Science and Technology
Oversees the company's overall operation and management. Selected as a 2024 Shanghai Oriental Elite Talent - Technical Leader, a 2024/2023 Minhang District Chun Shen Pyramid Elite Talent, a 2017 Shanghai Youth Science and Technology Rising Star Program participant, and a 2018 Minhang District Leading Talent. Received a Ph.D. from East China University of Science and Technology in 2014, and subsequently conducted postdoctoral research at the Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences, and the Shanghai Nanotechnology and Industrial Development Promotion Center. Main research areas include the design, preparation, and application of functional nanomaterials in environmental governance. Has undertaken more than 10 projects, including National Natural Science Foundation of China projects, Shanghai Municipal Science and Technology Projects, and Minhang District Science and Technology Projects. To date, has published 22 academic papers in renowned domestic and international journals, applied for over 80 national patents, and been granted over 60 patents.
Global layout
Rooted in China, Going Global
From China to the world: delivering projects across Vietnam, Malaysia, Thailand, Australia and Mexico, with growing global presence and lasting social value.
Vietnam
Shanghai
Shanghai
Shanghai
Malaysia
Thailand
Australia
Mexico
Vietnam Green Chemical Technology Co., Ltd., a subsidiary of Shanghai Wending Environmental Protection Technology Co., Ltd., focuses on Wending Environmental Protection's overseas business. It has been deeply involved in Vietnam for several years and has completed project services for dozens of leading companies, including Chunqiu Electronics (Vietnam) Technology Co., Ltd. and Handa Precision Technology (Vietnam) Co., Ltd., with its professional operation service team and efficient project management service model.
Vietnam Green Chemical Technology Co., Ltd.

107-109 Le Hong Phong Road, Bac Giang Ward, Bac Ninh Province

0352900513

Founded in 2001, Shanghai Wangding Environmental Protection Technology Co., Ltd. is a national high-tech enterprise and MIIT-recognized "SSUI Little Giant" enterprise with full intellectual property advantages and multiple provincial-level industry honors.Specialized in technological innovation and industrial application in the environmental protection sector, Wangding owns 5 core technical systems: high-efficiency anaerobic & salt-tolerant biochemical technology, special membrane & resin resource recovery, low-temperature vacuum evaporation ZLD system, high-speed DAF equipment, and skid-mounted water treatment units. We serve clients across electronics & electroplating, new energy battery, steel smelting, chemical pharmaceutical, food & beverage and other industries, providing end-to-end solutions and operation & maintenance services.With over 550 completed EPC projects and 30+ O&M projects covering 70+ cities nationwide, Wangding is committed to solving complex industrial wastewater challenges. Guided by the philosophy of Innovation, Management, Execution, Win-Win, we continuously deliver cost reduction, efficiency improvement and long-term value for our clients.
Shanghai Wending Environmental Protection Technology Co., Ltd.

Building 66, No. 1525 Minqiang Road, Songjiang District, Shanghai

021-2122819910

Deepflow Green Energy (Shanghai) Intelligent Equipment Co., Ltd., established in Shanghai, is a Sino-Italian joint venture. It is dedicated to the R&D and manufacturing of high-end water treatment equipment, primarily producing heat pump low-temperature vacuum evaporators, horizontal scraper dryers, RO reverse osmosis membrane systems, UF membrane systems, MBR membrane systems, and skid-mounted integrated wastewater treatment equipment. The company's president, Mr. Guidi Carlo, has over twenty years of experience in low-temperature evaporation R&D and industrial wastewater treatment. He previously worked for internationally renowned water treatment companies and environmental research institutions such as Italschell and Felsilab in Italy, engaging in environmental equipment research and design, and successively held important positions such as chief engineer and president. In 2016, he developed China's first low-temperature vacuum evaporation equipment, promoting the localization of low-temperature evaporation equipment.
Deepflow Green Energy (Shanghai) Intelligent Equipment Co., Ltd.

Building 3, No. 66 Jingche Road, Songjiang District, Shanghai

18317073986

Shanghai Wenli Technology Co., Ltd. integrates R&D, production, sales, maintenance and other services. It mainly engages in the design, production and sales of electrical control systems and digital platforms and non-standard automated equipment for industries such as environmental protection, food, electronics, materials, new energy and 3C. To date, it has served more than 50 leading companies in the industry, with more than 100 cases, and its clients are located all over the country.
Shanghai Wenli Technology Co., Ltd.

Room 102, Building 6, No. 3, Lane 1651, Maixin Road, Xinqiao Town, Songjiang District, Shanghai

021-2122819910

Development history
Stay True, Keep Forging Ahead
2025
Deepflow Green Energy (Shanghai) Intelligent Equipment Co., Ltd. was established.
The first batch of initial members of the Iron-based Functional Materials Industry Low-Carbon Green Technology Innovation Alliance
National High-tech Enterprise
CPCA (China Electronic Circuits Industry Association) member unit
Obtained general contracting qualifications for building construction and municipal engineering
2024
Shanghai Patent Demonstration Unit
General Manager Li Yunfeng was awarded the titles of "Shanghai Oriental Elite Talent" and "Chun Shen Pyramid Elite Talent" by Minhang District.
2023
National Intellectual Property Advantage Enterprises
Vietnam Green Chemical Technology Co., Ltd. was established
2021
Specialized, refined, and innovative "little giant" enterprises designated by the Ministry of Industry and Information Technology
Shanghai Minhang District Enterprise Technology Center
2020
Minhang District Major Industrial Technology Breakthrough Project (Invention Patent Authorization for High-Concentration Wastewater Treatment and Rare Earth Wastewater Treatment)
Shanghai Science and Technology Little Giant (Cultivation) Enterprises
2017
Minhang EC · Secretary-General Unit
Minhang District-level R&D Institutions
Shanghai Specialized and Innovative Enterprises
Enterprise credit contract rating AA level unit
Zhangjiang National Innovation Demonstration Zone Achievement Innovation Project (High-efficiency Treatment of Anodizing Wastewater)
District Economic and Information Commission (High-Saline Water Resource Utilization Project)
Chairman Zhang Jianpeng was awarded the title of "Leading Talent" in Minhang District.
General Manager Li Yunfeng received the Shanghai "Young Science and Technology Rising Star Program" award.
2016
Evaluation of the operational service capacity of pollution control facilities (Level 1 for industrial wastewater)
National High-tech Enterprise
Minhang District Major Industrial Technology Breakthrough Project (Heavy Metal Wastewater Treatment Project)
Minhang District Industry-University-Research Cooperation
Shanghai Wending and Nijhuis of the Netherlands signed a strategic cooperation agreement.
2014
Minhang District Science and Technology Small Giant Enterprises (Cultivation)
National Torch Program Industrialization Demonstration Project
Development of Heterogeneous Catalytic Oxidation Technology for Lead-Containing Wastewater in the Lead-Acid Battery Industry
2013
National High-tech Enterprise
Third Prize of Shanghai Technological Invention Award (Environmentally Friendly Paint Mist Coagulant Product)
Member unit of China Membrane Industry Association
2012
Class III Environmental Engineering Professional Contracting Qualification
Shanghai R&D Public Service Platform
Shanghai Alliance Project
National Innovation Fund for Small and Medium-sized Science and Technology Enterprises
2011
Shanghai Wending establishes strategic partnership with the Engineering Design and Research Institute of East China University of Science and Technology
Shanghai Advanced Unit for Honest Business Operations
Member unit of China Environmental Protection Industry Association
2010
East China University of Science and Technology Engineering Master Training Base
The lead-acid battery industry was one of the first to adopt greywater recycling systems.
Domestic beverage industry leaders in the application of MBR membrane technology systems
2009
High-tech paint mist coagulant
Obtained national invention patent
2006
Shanghai R&D Center Established
2001
Shanghai Wending Environmental Protection Technology Co., Ltd. was established
Safety Commitment
Achieving success through continuous development and innovation
Always adhere to the best safety practices
Shanghai Wending, through continuous development and innovation, adheres to the best safety practices and is committed to...
Maintain the company's good reputation for project safety record.

Wending's vision stems from our pride in our professionalism, our respect for natural and economic resources, and our commitment to fairness and human rights in the communities on which we depend. From a business perspective, the company's safety culture has inherent and primary economic value, while also reflecting shared individual values ​​and teamwork. Wending's leaders understand that our vision requires courage, vigilance, and personal responsibility to collectively create and maintain Wending's caring culture.

Wending's leadership team is committed to setting a safety example both inside and outside the workplace. Continuous specialized hazard identification and mitigation training ensures that Wending employees enter project sites with a strong sense of safety awareness and responsibility towards their team members. This is reflected in the ability of every employee to identify and directly point out unsafe behaviors in others. We have zero tolerance for unsafe behaviors, especially potentially harmful situations in the workplace, and we encourage Wending employees to leave unsafe work environments!

As an environmentally conscious company, we educate, advise, lead, and promote long-term planning for the protection of any natural resources, especially water resources. Our approach focuses on high-tech, economical, and sustainable solutions, striving to preserve a healthy and pollution-free natural resource heritage for our future generations.

Zhang Jianpeng(Chairman)
Strategic cooperation
Actively pursue advanced technologies from abroad
Establish strategic partnerships with equipment suppliers
Koch Industries
Koch Industries
A large private conglomerate in the United States

Koch Industries is a large, privately held conglomerate in the United States.

Business Scope

Koch Industries has a wide range of businesses, including manufacturing, agriculture, pulp and paper, packaging, consumer goods, building materials, glass, automotive parts, oil refining, renewable energy, chemicals and polymers, electronics, and enterprise software.

Modern Water UK
Modern Water UK
A leading company in the field of water treatment and water quality monitoring

Modern Water is a leading company in the fields of water treatment and water quality monitoring.

Business departments and core technologies:

• Membrane Processing Department:It is a global leader in forward osmosis (FO) technology. Its all-membrane high-salinity brine concentration (AMBC) technology can overcome the limitations of traditional reverse osmosis technology, treat high-salinity water, and produce concentrated brine with high TDS (up to 165,000 mg/L TDS) with low energy consumption, requiring only electricity to operate.

• Monitoring Instruments Department:Based on innovative luminescent bacteria sensing and electrochemical technologies, water quality monitoring systems have been developed. Their Microtox® biotoxicity monitoring product series has been used for over 30 years and is considered the international "gold standard" for biotoxicity testing; the MicroTrace™ heavy metal monitoring product series supports rapid and accurate determination of up to 24 heavy metal elements.

Currently, there is no publicly available information explicitly outlining specific collaborative projects between Modern Water (UK) and Shanghai Wending Environmental Technology Co., Ltd. However, the two companies may collaborate on high-salinity industrial wastewater treatment, utilizing Modern Water's forward osmosis and all-membrane high-salinity concentration technologies, combined with Shanghai Wending's engineering application service capabilities, to improve the efficiency and effectiveness of industrial wastewater treatment. There may also be potential for cooperation in water quality monitoring, applying Modern Water's water quality monitoring technology to Shanghai Wending's industrial wastewater treatment projects to achieve real-time, accurate water quality monitoring.

Netherlands
Netherlands
An environmental protection company specializing in water resource utilization, energy, and resource recycling.
Company Introduction

Nijhuis, a Dutch company, is an environmental protection company specializing in water resource utilization, energy, and resource recycling.

• Development History:Nijhuis Saur Industries was founded in 1904 and has a history of over 120 years.

• Headquarters Location:Headquartered in Doetinchem, Netherlands.

• Business Scope:We are committed to processing livestock manure into biogas, nitrogen and phosphorus fertilizers, and obtaining recyclable pure water, while providing solutions for sustainable water resource utilization.

• Technological advantages:We have developed a variety of advanced environmental protection equipment, such as the Naihao Intelligent High-Efficiency Air Flotation Unit (IHRFU) and the Screw Press Dewatering Machine (NSP), which are characterized by high efficiency, energy saving and small footprint.

• Global Influence:Our services cover 120 countries and regions, providing integrated solutions for governments, companies and individuals in many countries.

China-Netherlands cooperation: Netherland and Wending Environmental in 2017

A strategic cooperation agreement was officially signed in 2018, with the core focus on cooperation in the application of advanced technologies and equipment in the field of industrial environmental protection. The two parties focused on the implementation of high-speed dissolved air flotation solid-liquid separation solutions, precision dosing systems, and resource recycling technologies. Wending Environmental Protection, as the strategic partner in China, introduced Naihao's advanced environmental protection equipment and intelligent monitoring systems for application in domestic industrial water environment treatment. The agreement also covers technical solution design, equipment installation and commissioning, operation training, and full-cycle after-sales service to help industrial wastewater achieve standard treatment and improve environmental benefits.

Core collaborative technologies

• High-speed dissolved air flotation solid-liquid separation technology:By incorporating Naihao's core technology solutions, suspended solids can be removed efficiently, covering all stages of pretreatment, secondary treatment, and deep treatment.

• Intelligent monitoring system:Integrating Naihao system technology can reduce equipment uptime and maintenance costs, and improve the level of intelligent control of the processing process.

• Customized equipment and solutions:The equipment can be designed with stainless steel, super duplex steel or concrete materials to suit different industrial scenarios.

Typical Application Case: Wastewater Treatment Project at Scania's Nantong Rugao Manufacturing Base

• Collaborative technologies:The system adopts Naihao's high-speed dissolved air flotation solution and its supporting intelligent monitoring system.

• Implementation content:Wending Environmental Protection is responsible for the technical solution design, equipment installation and commissioning, operation training and full-cycle after-sales service.

• Project deliverables:The treatment system operates stably, and the effluent quality meets national environmental protection standards, helping customers achieve environmental benefits and sustainable development goals.

Orelis, France
Orelis, France
A leading company in membrane filtration technology
Company Profile

Orelis Environnement SAS, a French company, is a leading enterprise in the field of membrane filtration technology.

Orelis is a leading global provider of process filtration and separation solutions, possessing cutting-edge technology and extensive experience, particularly in ceramic and tubular membrane technologies. Orelis is a brand under the Swiss Sulzer Group. The core technology of the collaborative project revolves around Orelis' tubular and ceramic membrane technologies, with system integration and optimization handled by Wending Environmental.

Orelis TP series tubular membrane technology features:

• High resistance to pollution:Its unique flow channel design (cross-flow filtration) is less demanding on the quality of the influent water, and can directly treat liquids with high suspended solids and high viscosity, making it less prone to clogging.

• Excellent chemical stability:It can withstand extreme pH values ​​(strong acids, strong alkalis) and strong oxidants, has good cleaning and restoration effects, and has a long service life.

• High concentration ratio:It can concentrate wastewater to a very high solids content, greatly reducing the load and energy consumption of subsequent evaporation and crystallization units.

• Role in the collaboration:Typically serving as a core pretreatment and pre-concentration unit before NF/RO (nanofiltration/reverse osmosis), it acts as a "guardian" ensuring the stable operation of the entire membrane system.

Orelis ceramic membrane technology features:

• Excellent mechanical strength and thermal stability:It is resistant to high temperature and high pressure, making it suitable for more demanding process conditions.

•Extra-long service life:In theory, it can be used indefinitely, requiring only the replacement of membrane elements, and its life cycle cost may be lower.

• Excellent chemical resistance:Similar to tubular membranes, it can withstand various chemical cleaning processes.

• Role in the collaboration:In specific projects requiring higher tolerance or longer service life, it is used as an ultrafiltration (UF) or microfiltration (MF) unit to remove finer particles, colloids, and large molecular organic matter.

The core technologies of Wending Environmental Protection's system integration and process optimization:

• Proprietary preprocessing technology:In response to China's complex water quality, Wending Environmental has developed a highly efficient pretreatment process to ensure that the performance of Orelis membranes is maximized.

• Complete Process Package:By perfectly combining Orelis' membrane technology with other technologies (such as chemical softening, advanced oxidation, evaporation crystallization, etc.), a complete set of efficient and stable zero-emission solutions is formed.

• Extensive engineering experience:We have accumulated a wealth of operational data and experience in numerous large-scale industrial projects in China, enabling us to provide customized designs for specific water quality requirements across different industries.

Typical application case: Inner Mongolia Yitai Coal-to-Oil Project

Inner Mongolia Yitai Group is an important coal-to-oil enterprise in my country. The coal gasification wastewater generated during its production process has an extremely complex composition, containing high concentrations of phenols, ammonia, poly-fatty acids, oils, and suspended solids, making it extremely difficult to treat. Traditional membrane technology is prone to clogging and pollution.

• Solution:In this project, Wending Environmental innovatively adopted "Orelis TP tubular membrane" as the pretreatment unit of the nanofiltration (NF) system.

• Process flow:The effluent after biological treatment → Orelis TP tubular membrane → Nanofiltration (NF)/Reverse Osmosis (RO) → Evaporation and crystallization.

Project Results and Key Success Factors:

• Solved the preprocessing problem:Orelis tubular membranes, with their superior antifouling properties and wide flow channels, successfully treated this highly polluted wastewater with a high SDI (Smell Indicator Difference), providing stable feed conditions for the downstream precision nanofiltration membrane and ensuring the long-term stable operation of the entire system.

• Achieve efficient concentration:The wastewater volume was significantly reduced, a large amount of high-quality permeable water was recycled for production, and the investment and operating costs of subsequent evaporation and crystallization units were significantly reduced.

• Industry demonstration effect:The effluent after biochemical treatment → Orelis TP tubular membrane → nanofiltration (NF)/reverse osmosis (RO) → evaporation and crystallization. The success of this project provides a replicable and scalable technical route for zero-discharge treatment of challenging wastewater from the entire coal chemical industry, solidifying Wending Environmental Protection and Orelis' leading position in this field.

German LAR
German LAR
A leading company in the field of online analytical instruments
Business Scope:

LAR PROCESS ANALYSERS AG, a German company, is a leading enterprise in the field of online analytical instruments.

We specialize in the research, development, production, and sales of online water quality monitoring instruments. Our products are primarily used for multi-parameter analysis of water and wastewater, including the measurement of parameters such as TOC (Total Organic Carbon), COD (Chemical Oxygen Demand), BOD (Biochemical Oxygen Demand), TN (Total Nitrogen), ammonia nitrogen, and toxicity. Our services also include the maintenance, service, and training related to these online analytical instruments.

Shanghai Wending Environmental Protection Technology Co., Ltd. emphasizes strategic cooperation with advanced international technology and equipment suppliers. LAR of Germany is one of its nine internationally leading technology suppliers, possessing advantages in testing instruments. Shanghai Wending's business covers multiple fields including industrial wastewater treatment and resource recovery, reclaimed water treatment, and zero-discharge treatment of high-salinity water. LAR's core technology is a patented electrochemical method, and its products include the Elox100 series of online automatic COD monitors using a hydroxyl radical oxidation method, featuring fast measurement speed, wide measurement range, and maintenance-free operation. It is speculated that the two parties may cooperate in areas such as the application of water quality monitoring instruments and the integration of detection technologies in industrial wastewater treatment processes.

Aspiring to be the best in environmental protection
Aspiring to be the best in environmental protection
An environmental protection company specializing in water resource utilization, energy, and resource recycling.
Company Introduction

Nijhuis, a Dutch company, is an environmental protection company specializing in water resource utilization, energy, and resource recycling.

• Development History:Nijhuis Saur Industries was founded in 1904 and has a history of over 120 years.

• Headquarters Location:Headquartered in Doetinchem, Netherlands.

• Business Scope:We are committed to processing livestock manure into biogas, nitrogen and phosphorus fertilizers, and obtaining recyclable pure water, while providing solutions for sustainable water resource utilization.

• Technological advantages:We have developed a variety of advanced environmental protection equipment, such as the Naihao Intelligent High-Efficiency Air Flotation Unit (IHRFU) and the Screw Press Dewatering Machine (NSP), which are characterized by high efficiency, energy saving and small footprint.

• Global Influence:Our services cover 120 countries and regions, providing integrated solutions for governments, companies and individuals in many countries.

China-Netherlands cooperation: Netherland and Wending Environmental in 2017

A strategic cooperation agreement was officially signed in 2018, with the core focus on cooperation in the application of advanced technologies and equipment in the field of industrial environmental protection. The two parties focused on the implementation of high-speed dissolved air flotation solid-liquid separation solutions, precision dosing systems, and resource recycling technologies. Wending Environmental Protection, as the strategic partner in China, introduced Naihao's advanced environmental protection equipment and intelligent monitoring systems for application in domestic industrial water environment treatment. The agreement also covers technical solution design, equipment installation and commissioning, operation training, and full-cycle after-sales service to help industrial wastewater achieve standard treatment and improve environmental benefits.

Company Introduction

• High-speed dissolved air flotation solid-liquid separation technology:By incorporating Naihao's core technology solutions, suspended solids can be removed efficiently, covering all stages of pretreatment, secondary treatment, and deep treatment.

• Intelligent monitoring system:Integrating Naihao system technology can reduce equipment uptime and maintenance costs, and improve the level of intelligent control of the processing process.

• Customized equipment and solutions:The equipment can be designed with stainless steel, super duplex steel or concrete materials to suit different industrial scenarios.

Teijin Limited
Teijin Limited
A diversified Japanese multinational conglomerate with extensive influence in fields such as materials and medicine.
Business areas:

Teijin Limited is a diversified multinational conglomerate in Japan with extensive influence in fields such as materials and medical devices.

• High-performance fibers and composite materials:Our products include aramid fibers, carbon fibers and composite materials, and high-performance polyester fibers, which are widely used in aerospace, automotive, sporting goods and other fields.

• Healthcare:It involves drug research and development and production, covering areas such as bone and joint diseases, respiratory diseases, cardiovascular and metabolic diseases, while also providing home medical equipment and related services.

• Film, resin and plastics processing:We produce polycarbonate resin, PET film, PEN film and other products for use in the electronics, packaging and other industries.

• Polyester fiber and product conversion:It produces polyester fiber, recycled polyester fiber, etc., and engages in the sales and trade of fiber raw materials, clothing, industrial materials, etc.

• information Technology:Provides information technology services in the medical field, enterprise resource planning (ERP) systems, digital content management services, etc.

Koch Industries
A large private conglomerate in the United States

Koch Industries is a large, privately held conglomerate in the United States.

Business Scope

Koch Industries has a wide range of businesses, including manufacturing, agriculture, pulp and paper, packaging, consumer goods, building materials, glass, automotive parts, oil refining, renewable energy, chemicals and polymers, electronics, and enterprise software.

Modern Water UK
A leading company in the field of water treatment and water quality monitoring

Modern Water is a leading company in the fields of water treatment and water quality monitoring.

Business departments and core technologies:

• Membrane Processing Department:It is a global leader in forward osmosis (FO) technology. Its all-membrane high-salinity brine concentration (AMBC) technology can overcome the limitations of traditional reverse osmosis technology, treat high-salinity water, and produce concentrated brine with high TDS (up to 165,000 mg/L TDS) with low energy consumption, requiring only electricity to operate.

• Monitoring Instruments Department:Based on innovative luminescent bacteria sensing and electrochemical technologies, water quality monitoring systems have been developed. Their Microtox® biotoxicity monitoring product series has been used for over 30 years and is considered the international "gold standard" for biotoxicity testing; the MicroTrace™ heavy metal monitoring product series supports rapid and accurate determination of up to 24 heavy metal elements.

Currently, there is no publicly available information explicitly outlining specific collaborative projects between Modern Water (UK) and Shanghai Wending Environmental Technology Co., Ltd. However, the two companies may collaborate on high-salinity industrial wastewater treatment, utilizing Modern Water's forward osmosis and all-membrane high-salinity concentration technologies, combined with Shanghai Wending's engineering application service capabilities, to improve the efficiency and effectiveness of industrial wastewater treatment. There may also be potential for cooperation in water quality monitoring, applying Modern Water's water quality monitoring technology to Shanghai Wending's industrial wastewater treatment projects to achieve real-time, accurate water quality monitoring.

Netherlands
An environmental protection company specializing in water resource utilization, energy, and resource recycling.
Company Introduction

Nijhuis, a Dutch company, is an environmental protection company specializing in water resource utilization, energy, and resource recycling.

• Development History:Nijhuis Saur Industries was founded in 1904 and has a history of over 120 years.

• Headquarters Location:Headquartered in Doetinchem, Netherlands.

• Business Scope:We are committed to processing livestock manure into biogas, nitrogen and phosphorus fertilizers, and obtaining recyclable pure water, while providing solutions for sustainable water resource utilization.

• Technological advantages:We have developed a variety of advanced environmental protection equipment, such as the Naihao Intelligent High-Efficiency Air Flotation Unit (IHRFU) and the Screw Press Dewatering Machine (NSP), which are characterized by high efficiency, energy saving and small footprint.

• Global Influence:Our services cover 120 countries and regions, providing integrated solutions for governments, companies and individuals in many countries.

China-Netherlands cooperation: Netherland and Wending Environmental in 2017

A strategic cooperation agreement was officially signed in 2018, with the core focus on cooperation in the application of advanced technologies and equipment in the field of industrial environmental protection. The two parties focused on the implementation of high-speed dissolved air flotation solid-liquid separation solutions, precision dosing systems, and resource recycling technologies. Wending Environmental Protection, as the strategic partner in China, introduced Naihao's advanced environmental protection equipment and intelligent monitoring systems for application in domestic industrial water environment treatment. The agreement also covers technical solution design, equipment installation and commissioning, operation training, and full-cycle after-sales service to help industrial wastewater achieve standard treatment and improve environmental benefits.

Core collaborative technologies

• High-speed dissolved air flotation solid-liquid separation technology:By incorporating Naihao's core technology solutions, suspended solids can be removed efficiently, covering all stages of pretreatment, secondary treatment, and deep treatment.

• Intelligent monitoring system:Integrating Naihao system technology can reduce equipment uptime and maintenance costs, and improve the level of intelligent control of the processing process.

• Customized equipment and solutions:The equipment can be designed with stainless steel, super duplex steel or concrete materials to suit different industrial scenarios.

Typical Application Case: Wastewater Treatment Project at Scania's Nantong Rugao Manufacturing Base

• Collaborative technologies:The system adopts Naihao's high-speed dissolved air flotation solution and its supporting intelligent monitoring system.

• Implementation content:Wending Environmental Protection is responsible for the technical solution design, equipment installation and commissioning, operation training and full-cycle after-sales service.

• Project deliverables:The treatment system operates stably, and the effluent quality meets national environmental protection standards, helping customers achieve environmental benefits and sustainable development goals.

Orelis, France
A leading company in membrane filtration technology
Company Profile

Orelis Environnement SAS, a French company, is a leading enterprise in the field of membrane filtration technology.

Orelis is a leading global provider of process filtration and separation solutions, possessing cutting-edge technology and extensive experience, particularly in ceramic and tubular membrane technologies. Orelis is a brand under the Swiss Sulzer Group. The core technology of the collaborative project revolves around Orelis' tubular and ceramic membrane technologies, with system integration and optimization handled by Wending Environmental.

Orelis TP series tubular membrane technology features:

• High resistance to pollution:Its unique flow channel design (cross-flow filtration) is less demanding on the quality of the influent water, and can directly treat liquids with high suspended solids and high viscosity, making it less prone to clogging.

• Excellent chemical stability:It can withstand extreme pH values ​​(strong acids, strong alkalis) and strong oxidants, has good cleaning and restoration effects, and has a long service life.

• High concentration ratio:It can concentrate wastewater to a very high solids content, greatly reducing the load and energy consumption of subsequent evaporation and crystallization units.

• Role in the collaboration:Typically serving as a core pretreatment and pre-concentration unit before NF/RO (nanofiltration/reverse osmosis), it acts as a "guardian" ensuring the stable operation of the entire membrane system.

Orelis ceramic membrane technology features:

• Excellent mechanical strength and thermal stability:It is resistant to high temperature and high pressure, making it suitable for more demanding process conditions.

•Extra-long service life:In theory, it can be used indefinitely, requiring only the replacement of membrane elements, and its life cycle cost may be lower.

• Excellent chemical resistance:Similar to tubular membranes, it can withstand various chemical cleaning processes.

• Role in the collaboration:In specific projects requiring higher tolerance or longer service life, it is used as an ultrafiltration (UF) or microfiltration (MF) unit to remove finer particles, colloids, and large molecular organic matter.

The core technologies of Wending Environmental Protection's system integration and process optimization:

• Proprietary preprocessing technology:In response to China's complex water quality, Wending Environmental has developed a highly efficient pretreatment process to ensure that the performance of Orelis membranes is maximized.

• Complete Process Package:By perfectly combining Orelis' membrane technology with other technologies (such as chemical softening, advanced oxidation, evaporation crystallization, etc.), a complete set of efficient and stable zero-emission solutions is formed.

• Extensive engineering experience:We have accumulated a wealth of operational data and experience in numerous large-scale industrial projects in China, enabling us to provide customized designs for specific water quality requirements across different industries.

Typical application case: Inner Mongolia Yitai Coal-to-Oil Project

Inner Mongolia Yitai Group is an important coal-to-oil enterprise in my country. The coal gasification wastewater generated during its production process has an extremely complex composition, containing high concentrations of phenols, ammonia, poly-fatty acids, oils, and suspended solids, making it extremely difficult to treat. Traditional membrane technology is prone to clogging and pollution.

• Solution:In this project, Wending Environmental innovatively adopted "Orelis TP tubular membrane" as the pretreatment unit of the nanofiltration (NF) system.

• Process flow:The effluent after biological treatment → Orelis TP tubular membrane → Nanofiltration (NF)/Reverse Osmosis (RO) → Evaporation and crystallization.

Project Results and Key Success Factors:

• Solved the preprocessing problem:Orelis tubular membranes, with their superior antifouling properties and wide flow channels, successfully treated this highly polluted wastewater with a high SDI (Smell Indicator Difference), providing stable feed conditions for the downstream precision nanofiltration membrane and ensuring the long-term stable operation of the entire system.

• Achieve efficient concentration:The wastewater volume was significantly reduced, a large amount of high-quality permeable water was recycled for production, and the investment and operating costs of subsequent evaporation and crystallization units were significantly reduced.

• Industry demonstration effect:The effluent after biochemical treatment → Orelis TP tubular membrane → nanofiltration (NF)/reverse osmosis (RO) → evaporation and crystallization. The success of this project provides a replicable and scalable technical route for zero-discharge treatment of challenging wastewater from the entire coal chemical industry, solidifying Wending Environmental Protection and Orelis' leading position in this field.

German LAR
A leading company in the field of online analytical instruments
Business Scope:

LAR PROCESS ANALYSERS AG, a German company, is a leading enterprise in the field of online analytical instruments.

We specialize in the research, development, production, and sales of online water quality monitoring instruments. Our products are primarily used for multi-parameter analysis of water and wastewater, including the measurement of parameters such as TOC (Total Organic Carbon), COD (Chemical Oxygen Demand), BOD (Biochemical Oxygen Demand), TN (Total Nitrogen), ammonia nitrogen, and toxicity. Our services also include the maintenance, service, and training related to these online analytical instruments.

Shanghai Wending Environmental Protection Technology Co., Ltd. emphasizes strategic cooperation with advanced international technology and equipment suppliers. LAR of Germany is one of its nine internationally leading technology suppliers, possessing advantages in testing instruments. Shanghai Wending's business covers multiple fields including industrial wastewater treatment and resource recovery, reclaimed water treatment, and zero-discharge treatment of high-salinity water. LAR's core technology is a patented electrochemical method, and its products include the Elox100 series of online automatic COD monitors using a hydroxyl radical oxidation method, featuring fast measurement speed, wide measurement range, and maintenance-free operation. It is speculated that the two parties may cooperate in areas such as the application of water quality monitoring instruments and the integration of detection technologies in industrial wastewater treatment processes.

Aspiring to be the best in environmental protection
An environmental protection company specializing in water resource utilization, energy, and resource recycling.
Company Introduction

Nijhuis, a Dutch company, is an environmental protection company specializing in water resource utilization, energy, and resource recycling.

• Development History:Nijhuis Saur Industries was founded in 1904 and has a history of over 120 years.

• Headquarters Location:Headquartered in Doetinchem, Netherlands.

• Business Scope:We are committed to processing livestock manure into biogas, nitrogen and phosphorus fertilizers, and obtaining recyclable pure water, while providing solutions for sustainable water resource utilization.

• Technological advantages:We have developed a variety of advanced environmental protection equipment, such as the Naihao Intelligent High-Efficiency Air Flotation Unit (IHRFU) and the Screw Press Dewatering Machine (NSP), which are characterized by high efficiency, energy saving and small footprint.

• Global Influence:Our services cover 120 countries and regions, providing integrated solutions for governments, companies and individuals in many countries.

China-Netherlands cooperation: Netherland and Wending Environmental in 2017

A strategic cooperation agreement was officially signed in 2018, with the core focus on cooperation in the application of advanced technologies and equipment in the field of industrial environmental protection. The two parties focused on the implementation of high-speed dissolved air flotation solid-liquid separation solutions, precision dosing systems, and resource recycling technologies. Wending Environmental Protection, as the strategic partner in China, introduced Naihao's advanced environmental protection equipment and intelligent monitoring systems for application in domestic industrial water environment treatment. The agreement also covers technical solution design, equipment installation and commissioning, operation training, and full-cycle after-sales service to help industrial wastewater achieve standard treatment and improve environmental benefits.

Company Introduction

• High-speed dissolved air flotation solid-liquid separation technology:By incorporating Naihao's core technology solutions, suspended solids can be removed efficiently, covering all stages of pretreatment, secondary treatment, and deep treatment.

• Intelligent monitoring system:Integrating Naihao system technology can reduce equipment uptime and maintenance costs, and improve the level of intelligent control of the processing process.

• Customized equipment and solutions:The equipment can be designed with stainless steel, super duplex steel or concrete materials to suit different industrial scenarios.

Teijin Limited
A diversified Japanese multinational conglomerate with extensive influence in fields such as materials and medicine.
Business areas:

Teijin Limited is a diversified multinational conglomerate in Japan with extensive influence in fields such as materials and medical devices.

• High-performance fibers and composite materials:Our products include aramid fibers, carbon fibers and composite materials, and high-performance polyester fibers, which are widely used in aerospace, automotive, sporting goods and other fields.

• Healthcare:It involves drug research and development and production, covering areas such as bone and joint diseases, respiratory diseases, cardiovascular and metabolic diseases, while also providing home medical equipment and related services.

• Film, resin and plastics processing:We produce polycarbonate resin, PET film, PEN film and other products for use in the electronics, packaging and other industries.

• Polyester fiber and product conversion:It produces polyester fiber, recycled polyester fiber, etc., and engages in the sales and trade of fiber raw materials, clothing, industrial materials, etc.

• information Technology:Provides information technology services in the medical field, enterprise resource planning (ERP) systems, digital content management services, etc.

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After more than 20 years of development, Wending Environmental Protection has completed more than 550 EPC pollution control projects and more than 30 O&M operation and maintenance service projects worldwide, with its service footprint covering more than 70 cities in 23 provinces across China.

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