Hunan Qinsen Hi Tech New Materials Co., Ltd, established on 2008-07-21, The scope of business includes research and development of new materials and related technologies,Production,Sales,operate;Development of Membrane Separation Technology;Design of Membrane Separation Products;Seawater desalination(limited branch);Collection of brackish and other similar waters,Disposal and Reuse(limited branch);Sewage Treatment and Its Reuse(limited branch);Sales of direct drinking water systems,Install,maintain;Maintenance of direct drinking water equipment,repair;Water Pollution Monitoring;Self-operated and agent import and export of various commodities and technologies,Except for the goods and technologies that the state restricts the company to operate or prohibits the import and export of;Composite reverse osmosis membrane,Nanofiltration,ultrafiltration membrane,water treatment chemicals(Free of Hazardous Chemicals)production;Composite reverse osmosis membrane,Nanofiltration membrane and other membrane separation materials,ultrafiltration membrane,water treatment equipment,water treatment chemicals(Free of Hazardous Chemicals),Sewage treatment equipment,Sales of water treatment equipment;Composite reverse osmosis membrane,Nanofiltration membrane and other membrane separation treatment,ultrafiltration membrane,water treatment equipment,Water treatment chemicals and their consumables,R&D of functional materials;water treatment equipment,Sewage treatment equipment,Manufacture of water treatment equipment;Consulting services for water treatment technology,Engineering Applications;Operation and maintenance of water treatment systems.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Part of GD Power Development Co., Ltd., GD Power Jiuquan Power Generation Co., Ltd. is a Chinese company. The firm provides power generation services.

Beijing Bishuiyuan Membrane Technology Co., Ltd., established on 2006-10-18, The scope of business includes the production of microfiltration/ultrafiltration/RO Membrane Products,Water Purifier,Special equipment for environmental protection;Membrane Technology Development;Water purification technology development;Water Purifier,Product Design of Water Quality Detecting Instruments;Sales of film products,Water Purifier,Special equipment for environmental protection;Professional contractors,Construction General Contracting;Import and export,Technology Import and Export,Agent import and export.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Sichuan Huanke Meineng Environmental Protection Technology Co., Ltd., established on 2018-02-24, Business scope includes environmental engineering,City and road lighting engineering,Steel structure engineering,Foundation engineering design and construction(Operating with a license);Mechanical and electrical engineering construction;water pollution control;Air Pollution Control;Solid Waste Treatment(Did not obtain the relevant administrative license(approval),Do not carry out business activities);Environmental technology research and development,technical consulting,technology transfer,Technical Services;Import and export of goods and technology;Municipal public works construction(Operating with a license);Environmental Technology Consulting;Sales:Special equipment for environmental protection,Chemical Products(Free of Hazardous Chemicals),Hazardous Chemicals(Operating without storage facilities)(Bill transactions only)(Operate within the validity period of the license).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Beijing Drainage Group Co., Ltd. engages in the provision of waste collection and water treatment services. The firm offers sewage treatment, sewage (rain) water network, recycled water supply, and equipment supplies. Its business activities also include investment management, waterworks construction, operations services, design consulting, and skills training services. The company was founded in 1973 and is headquartered in Beijing, China.

Suntar Membrane Technology (Xiamen) Co., Ltd., a subsidiary of Clean Water Investment Ltd., is a Chinese company located in Xiamen that provides integrated process and engineering solutions for separation, purification, and cleaner production purposes in diverse industries by the use of advanced membrane technology. The firm was founded in 1996. Wei Guang Lan is the current CEO of the company.

RCEES is a Chinese research institute that focuses on eco-environmental science and technology.

Mitsui E&S Shipbuilding Co., Ltd. engages in the design, manufacture, construction, and engineering ships and air cushion boats. The company was founded in 1917 and is headquartered in Tokyo, Japan.

Suzhou Fumiao Membrane Technology Co., Ltd., established on 2016-01-21, Business scope includes membrane materials,Technical research and development of chemical raw materials and products,Sales(Excluding hazardous chemicals),Technical consulting and related technical services;Membrane separation equipment,Technology development of environmental protection equipment and water treatment equipment,design,Production,Sales,Install,maintain,Technical Consulting and Technical Services;Import and export of goods or technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Vontron Technology Co., Ltd. engages in the research, development, manufacture, and sale of filtration membranes. It offers composite reverse osmosis membranes, nanofiltration membranes, ultrafiltration membranes, plant fiber elastic materials, environmentally friendly furniture and bedding, palm comprehensive development products, membrane separation, and water reuse. The company was founded in 1966 and is headquartered in Guiyang, China.

Hangzhou Saifei Membrane Separation Technology Co., Ltd., established on 2005-08-15, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Manufacture of special equipment for environmental protection;gas,Liquid separation and purification equipment manufacturing;Resource recycling service technical consultation;General equipment manufacturing(Does not include special equipment manufacturing);gas,Liquid separation and purification equipment sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).(The branch office is located in:Branch Road, Beishan Road, Xindeng Town, Fuyang District, Hangzhou City, Zhejiang Province33No4building)

Datang Environment Industry Group Co., Ltd. engages in the business of environmental protection and energy conservation. It operates through the following business segments: Environmental Protection and Energy Conservation Solutions, Renewable Energy Engineering, Thermal Power Engineering, and Other Businesses. The Environmental Protection and Energy Conservation Solutions segment mainly includes flue gas desulfurization and denitrification facilities concession operation for coal-fired power plants, the manufacture and sale of denitrification catalysts, engineering for coalfired power plants, including the engineering of denitrification, desulfurization, dust removal, ash and slag handling and other environmental protection facilities and industrial site dust management related engineering, water treatment, and energy conservation including energy conservation facilities engineering and energy management contracting. The Renewable Energy Engineering segment includes the engineering general contracting for newly-built wind power plants, biomass power plants and photovoltaic power plants. The Thermal Power Engineering General Contracting segment refers to the engineering procurement construction services for thermal power plants. The Other Businesses segment represents the various businesses such as fiberglass chimney anti-corrosion, air cooling system engineering general contracting and coal yard monitoring system upgrade. The company was founded on July 25, 2011 and is headquartered in Beijing, China.

Shenzhen Ultrapure Environmental Technology Co. Ltd. is a Chinese company located in Shenzhen specializing in refuse systems.

Suzhou COFCO Biochemical Co., Ltd., established on 2002-07-22, Business scope includes denatured fuel ethanol,edible alcohol,wine,distiller's grain feed,fatty alcohol ether,Raw materials for daily chemicals,Production of detergents and chemical products,manufacture,Sales;Trade in Feed Raw Materials and Feed Additives,road freight transport,medical supplements(ethanol),disinfectant,Anhydrous ethanol production,Production and sales of electronic grade ethanol and chemical reagent ethanol,Trading and processing of ethanol series products,Industrial ethanol,Vinyl,Ethylene oxide,Ethylene glycol,Polyethylene glycol,oxygen,nitrogen production,manufacture,Sales;agricultural products(Permitted by national policy)buy,processing,Sales;Research, development and application of bioengineering;Catering Services,Realtor;Self-operation and agency of various commodities and technology import and export business(Except for commodities and technologies that the state restricts enterprises to operate or prohibits import and export).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Suzhou Meimiao Environmental Protection Technology Co., Ltd., established on 2021-03-09, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;water pollution control;Air Pollution Control;Solid Waste Treatment;Noise and Vibration Control Services;Environmental Protection Monitoring;Environmental Consulting Services;Engineering and Technology Research and Experimental Development;Engineering Management Services;Manufacture of special equipment for environmental protection;Environmental protection special equipment sales;gas,Liquid separation and purification equipment manufacturing;Eco-environmental material manufacturing;Eco-environmental material sales;Manufacturing of sludge treatment equipment;Sewage Treatment and Its Reuse;Specialty Chemicals Sales(Free of Hazardous Chemicals);Sales of special instruments and meters for environmental monitoring;Sales of electronic special equipment;Sales of industrial control computers and systems;Information system integration service(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Guangxi Guirun Environmental Protection Technology Co., Ltd., established on 2017-05-10, Business scope includes general items:Manufacture of special equipment for environmental protection;Environmental protection special equipment sales;Environmental emergency technical equipment manufacturing;Environmental emergency technical equipment sales;Environmental emergency management service;Water Environment Pollution Prevention and Control Services;Environmental sanitation public facilities installation services;Eco-environmental material manufacturing;Eco-environmental material sales;Manufacturing of sludge treatment equipment;Domestic waste treatment equipment manufacturing;Soil and site restoration equipment manufacturing;Soil Environmental Pollution Prevention and Control Services;Soil Pollution Control and Restoration Services;Agricultural Machinery Sales;Installation of professional machinery for agriculture, forestry, animal husbandry, sideline fishery,repair;irrigation service;Sales of intelligent agricultural machinery and equipment;Manufacturing of Specialty Chemical Products(Free of Hazardous Chemicals);Specialty Chemicals Sales(Free of Hazardous Chemicals);Disinfectant sales(Free of Hazardous Chemicals);Manufacture of power distribution switch control equipment;Distribution switch control equipment sales;Special Equipment Repair;Environmental Consulting Services;Construction machinery manufacturing;Sales of construction machinery;paint manufacturing(Free of Hazardous Chemicals);Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Mechanical equipment research and development;Metal Products Sales;Municipal facilities management;Engineering and Technology Research and Experimental Development;Manufacture of new membrane materials(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Disinfectant production(Free of Hazardous Chemicals);Construction engineering design;Construction Engineering Construction(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Jinke Environmental Co., Ltd. (688466.SH) was established in 2004. It is a leading enterprise in the field of membrane technology water advanced treatment and wastewater recycling. It relies on self-developed membrane universal platform equipment technology, membrane system application technology, and membrane system operation. The three core technologies of technology provide users with water treatment technology solutions, operational services, and resource-based products. Beijing Enterprises Water and CRRC are strategic shareholders of Jinke Environment.

Hangzhou Nanda Environmental Protection Technology Co., Ltd., established on 2013-07-31, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Environmental protection special equipment sales;Manufacture of special equipment for environmental protection;Compound processing of soil and fertilizer;Soil and site restoration equipment sales;Soil Pollution Control and Restoration Services;Bio-organic fertilizer research and development;Domestic waste treatment equipment manufacturing;Environmental Consulting Services;water pollution control;Solid Waste Treatment;Research and development of biopesticide technology;fertilizer sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).licensed items:Urban domestic waste operating services;Food waste disposal;Construction Engineering Construction(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results).

Suzhou Nuojin Environmental Protection Technology Co., Ltd., established on 2018-08-27, The scope of business includes the development of technologies in the professional field of environmental protection technology,technology transfer,Technical Support,Technical Services,technical consulting;Environmental protection equipment sales;Equipment Leasing;Business Management Consulting;Self-operated and agent import and export business of various commodities and technologies(Except for commodities and technologies that are restricted by the state to be operated by enterprises or prohibited from import and export).

Henan Xinanli Occupational Health Technology Co., Ltd., established on 2008-10-17, Business scope includes licensed projects:Safety Evaluation Business;Occupational Health Technical Services;Radiological Health Technical Services;Inspection and testing service;Forensic identification service;Construction engineering design(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)General project:Security Consulting Services;Environmental Protection Monitoring;Environmental Consulting Services;Environmental emergency management service;Social Stability Risk Assessment;Soil Erosion Prevention and Control Services;Land Survey and Evaluation Services;Land Consolidation Services;Soil Environmental Pollution Prevention and Control Services;Soil Pollution Control and Restoration Services;Mineral resource reserve estimation and reporting services(Business activities must be completed after the China Mining Rights Appraisers Association completes the registration);Management of Flood Control and Waterlogging Control Facilities;earthquake service;water resource management;Hydrological Services;Water conservancy intelligence collection service;Water Conservancy Related Consulting Services;Water Environment Pollution Prevention and Control Services;Atmospheric Environmental Pollution Prevention and Control Services;Noise and Vibration Control Services;Energy saving management service;Operational Effectiveness Evaluation Service;Engineering technical service(planning management,survey,design,Except supervision);Engineering cost consulting business;Engineering Management Services;Industrial Engineering Design Services;Planning and Design Management;Engineering and Technology Research and Experimental Development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Sales of special labor protection products;Fire technical service;Socioeconomic Advisory Services;Business Management Consulting;Information Consulting Service(Not including licensing information consulting services);Information Technology Consulting Services;Network and Information Security Software Development;Artificial intelligence application software development;software development;software sales;Information security equipment sales;Information system integration service;Technology intermediary service;Cloud Computing Equipment Technical Services;Computer System Services;HR Services(Excludes job brokerage activities,Labor dispatch service)(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)