Updated Sep 19, 2026 · Public platform & industry data

Sep 19, 2026 Updated

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2026 Top 10 Water Treatment Manufacturers in China

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Top-rated Water Treatment suppliers, How to choose a Water Treatment manufacturer, Best Water Treatment companies in China

The top 10 Water Treatment manufacturers in China for 2026 are: Nanjing Hongguang Environmental Technology Co., Ltd, Hangzhou Meikong Automation Technology Co., Ltd, Depam (Hangzhou) Pump Technology Co., Ltd, Wuhan Jingang New Materials Co., Ltd, Qingdao Kewell Powder Engineering Technology Co., Ltd, Depam (Hangzhou) Pump Technology Co., Ltd, Zhengzhou Yongkun Environmental Protection Technology Co., Ltd, Guangdong Shangmei Chemical Technology Co., Ltd, Shanghai Kaiping Resin Co., Ltd, Shanghai Erxi Environmental Protection Technology Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Nanjing Hongguang Environmental Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2023-11-28
Registered Capital10000K CNY

Nanjing Hongguang Environmental Technology Co., Ltd., registered at No. A-91, Chuangzhi Industrial Park, No. 37 Shenzhou Road, Lukou Street, Jiangning District, Nanjing City, Jiangsu Province, registered with the Jiangning District Government Service Management Office of Nanjing City, with Yang Jun as the legal representative. Its business scope includes licensed projects such as construction engineering design; Construction projects (projects that require approval according to law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results) General projects: Manufacturing of water quality pollutant monitoring and detection instruments and meters; Manufacturing of ecological environment monitoring and detection instruments and meters; Manufacturing of atmospheric pollution monitoring and detection instruments and meters; Sales of air pollution monitoring and detection instruments and meters; Sales of water quality pollutant monitoring and detection instruments and meters; Sales of ecological environment monitoring and detection instruments and meters; Manufacturing of specialized equipment for environmental protection; Indoor air pollution control; Retail of computer software, hardware, and auxiliary equipment; Computer system services; Electronic product sales; Sales of electronic components and electromechanical equipment; Sales of communication equipment; Information technology consulting services; Technology import and export; Import and export of goods; Software development (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Water Treatment, Ammonia Nitrogen, Chroma

Top 2
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Hangzhou Meikong Automation Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2006-07-24
Registered Capital10000K CNY

Hangzhou Meikong Automation Technology Co., Ltd., registered at Room 501-502, Building 4, No. 2 Kejiyuan Road, Baiyang Street, Qiantang New District, Hangzhou City, Zhejiang Province, registered with the Market Supervision Administration of Qiantang District, Hangzhou City. The legal representative is Ding Cheng, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Sales of instruments and meters; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Sales of communication equipment; Sales of optical instruments; Sales of valves and plugs; Electronic product sales; Sales of mechanical and electrical equipment; Installation services for ordinary mechanical equipment; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities are carried out independently based on the business license in accordance with the law).. Core products: Water Treatment, Monocrystalline Silicon Pressure Transmitter, Signal Generator Signal Calibrator

Top 3
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Depam (Hangzhou) Pump Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2003-05-22
Registered Capital54000K CNY

Depam (Hangzhou) Pump Technology Co., Ltd., registered at No. 658, 20th Street, Baiyang Street, Qiantang District, Hangzhou City, Zhejiang Province, registered with the Market Supervision Administration of Qiantang District, Hangzhou City. The legal representative is Zhou Liang, and the business scope includes general projects: general equipment manufacturing (excluding special equipment manufacturing); Manufacturing of pumps and vacuum equipment; Manufacturing of universal feeding and distribution devices; Manufacturing of mechanical and electrical equipment; Manufacturing of specialized equipment for refining and chemical production; Manufacturing of specialized equipment for petroleum drilling and production; Mechanical parts and component processing; Manufacturing of hardware products; Sales of pumps and vacuum equipment; Sales of universal feeding and distribution devices; Sales of mechanical and electrical equipment; Sales of specialized equipment for refining and chemical production; Sales of specialized equipment for oil drilling and production; Sales of mechanical parts and components; Retail of hardware products; Sales of special equipment; Mechanical equipment research and development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Licensed project: Manufacturing of special equipment; Special equipment design; Special equipment installation, renovation, and repair (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results).. Core products: Water Treatment, Oil Pipe Cleaning Pump, Metering Pump

TOP4
Wuhan Jingang New Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2006-09-19
Registered Capital10000K CNY

Wuhan Jingang New Materials Co., Ltd., with its registered address in Qixin Village, Qijiawan Street, Huangpi District, is registered with the Market Supervision Administration of Huangpi District, Wuhan City. The legal representative is Shen Yuanliang, and its business scope includes general projects such as forging and powder metallurgy product manufacturing; Wholesale of hardware products; Manufacturing of metal daily necessities; Manufacturing of metal structures; Manufacturing of metal materials; Sales of metal products; Sales of metal materials; Mixing and processing of soil and fertilizer; Import and export of goods; Technology import and export; Import and export agency; Health and wellness services (non-medical); Sales of daily necessities; Sales of household appliances; Wastewater treatment and its recycling; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Water pollution control; Water pollution prevention and control services; Coal to activated carbon and other coal processing; Sales of renewable resources; Productive waste metal recycling; Recycling of renewable resources (excluding productive waste metals) (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law). Core products: Water Treatment, Adhesive, Iron Aluminum Alloy Slag

TOP5
Qingdao Kewell Powder Engineering Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2017-11-09
Registered Capital300K CNY

Qingdao Kewell Powder Engineering Technology Co., Ltd., registered at No. 66 Zhaojiayan Village, Liyuan Street Office, Pingdu City, Qingdao City, Shandong Province, with the registration authority of Pingdu Market Supervision Administration and the legal representative being Fu Weiling. Its business scope includes research and sales of shell powder, talc powder, heavy calcium powder, quartz powder, calcium carbonate powder, putty powder, titanium dioxide powder, and mica powder; Installation and sales of powder equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Water Treatment, Quartz Sand, Bentonite

TOP6
Depam (Hangzhou) Pump Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2003-05-22
Registered Capital54000K CNY

Depam (Hangzhou) Pump Technology Co., Ltd., registered at No. 658, 20th Street, Baiyang Street, Qiantang District, Hangzhou City, Zhejiang Province, registered with the Market Supervision Administration of Qiantang District, Hangzhou City. The legal representative is Zhou Liang, and the business scope includes general projects: general equipment manufacturing (excluding special equipment manufacturing); Manufacturing of pumps and vacuum equipment; Manufacturing of universal feeding and distribution devices; Manufacturing of mechanical and electrical equipment; Manufacturing of specialized equipment for refining and chemical production; Manufacturing of specialized equipment for petroleum drilling and production; Mechanical parts and component processing; Manufacturing of hardware products; Sales of pumps and vacuum equipment; Sales of universal feeding and distribution devices; Sales of mechanical and electrical equipment; Sales of specialized equipment for refining and chemical production; Sales of specialized equipment for oil drilling and production; Sales of mechanical parts and components; Retail of hardware products; Sales of special equipment; Mechanical equipment research and development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Licensed project: Manufacturing of special equipment; Special equipment design; Special equipment installation, renovation, and repair (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results).. Core products: Water Treatment, Centrifugal Pump, Pneumatic (Electric) Pump

TOP7
Zhengzhou Yongkun Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2014-01-09
Registered Capital5000K CNY

Zhengzhou Yongkun Environmental Protection Technology Co., Ltd., registered at No. 51-12 Zhenghan North Road, Zhengzhou Airport Economic Comprehensive Experimental Zone, registered with the Market Supervision and Management and Business Environment Bureau of Zhengzhou Airport Economic Comprehensive Experimental Zone, with Jia Dianbin as the legal representative. Its business scope includes the sale of water treatment materials, abrasives, refractory materials, water purification equipment, and chemical products (excluding flammable, explosive, and hazardous chemicals); Environmental technology research and development; Import and export of goods or technology. For licensed business projects, relevant department licenses must be obtained before operating. Core products: Water Treatment, Coconut Shell Activated Carbon, Polyacrylamide

TOP8
Guangdong Shangmei Chemical Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2017-08-28
Registered Capital5000K CNY

Guangdong Shangmei Chemical Technology Co., Ltd., registered at Room 379, No. 284 Zhongshan Avenue Middle, Tianhe District, Guangzhou, registered with the Market Supervision Administration of Tianhe District, Guangzhou, with Zhang Zhiwei as the legal representative. Its business scope includes engineering and technical research and experimental development; Research and development of new material technology; Research and development of biochemical product technology; Production of chemical products (excluding licensed chemical products); Sales of chemical products (excluding licensed chemical products); Sales of food additives; Wastewater treatment and its recycling; Environmental consulting services; Installation services for ordinary mechanical equipment; Fertilizer sales; Retail of edible agricultural products; Wholesale of edible agricultural products; Grain sales; Import and export of goods; Technology import and export; Food management (selling pre packaged food);. Core products: Water Treatment, Bleach, Other Chemical Raw Materials

TOP9
Shanghai Kaiping Resin Co., Ltd
Overall Score4.4 / 5
Est. Date2004-03-23
Registered Capital2000K CNY

Shanghai Kaiping Resin Co., Ltd., registered at Room 406, Building 1, No. 22 Zhongjinqiao Road, Chengqiao Economic Development Zone, Shanghai, with the Chongming District Market Supervision and Administration Bureau as the registration authority and Zhang Min as the legal representative. Its business scope includes general projects: sales of chemical products (excluding licensed chemical products); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export; Import and export agency. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Water Treatment, Ion Exchange Resin

TOP10
Shanghai Erxi Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2015-06-05
Registered Capital5010K CNY

Shanghai Erxi Environmental Protection Technology Co., Ltd. is registered at Room 101, 1st Floor, Building 4, No. 908 Maoting Road, Chedun Town, Songjiang District, Shanghai. The registration authority is the Songjiang District Market Supervision Administration, and the legal representative is Wang Yuping. The business scope includes licensed projects and various engineering construction activities. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses of relevant departments.) General projects: engaged in technology development, technical consulting, technology transfer, and technical services in the fields of environmental protection technology, water treatment technology, new energy technology, mechanical technology, and electrical technology; Research and development, production, processing, sales, and maintenance of water pumps, environmental protection equipment, electromechanical equipment, mechanical equipment, and accessories (excluding special ones); Sales of water treatment equipment and accessories, purification equipment and accessories, hardware and electrical equipment, pipeline valves; Installation of mechanical and electrical equipment; Processing of electrical equipment, plastic products, electronic products, and ceramic products (excluding special equipment); Water pollution prevention and control services; Air pollution prevention and control services; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Water Treatment, Single Pump Sewage Elevator, Oil Water Separation Enhancement

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nanjing Hongguang Environmental Technology Co., Ltd2023-11-28Water Treatment, Ammonia Nitrogen, Chroma10000K CNYNot Supported
Hangzhou Meikong Automation Technology Co., Ltd2006-07-24Water Treatment, Monocrystalline Silicon Pressure Transmitter, Signal Generator Signal Calibrator10000K CNYNot Supported
Depam (Hangzhou) Pump Technology Co., Ltd2003-05-22Water Treatment, Oil Pipe Cleaning Pump, Metering Pump54000K CNYNot Supported
Wuhan Jingang New Materials Co., Ltd2006-09-19Water Treatment, Adhesive, Iron Aluminum Alloy Slag10000K CNYSupported
Qingdao Kewell Powder Engineering Technology Co., Ltd2017-11-09Water Treatment, Quartz Sand, Bentonite300K CNYNot Supported
Depam (Hangzhou) Pump Technology Co., Ltd2003-05-22Water Treatment, Centrifugal Pump, Pneumatic (Electric) Pump54000K CNYNot Supported
Zhengzhou Yongkun Environmental Protection Technology Co., Ltd2014-01-09Water Treatment, Coconut Shell Activated Carbon, Polyacrylamide5000K CNYNot Supported
Guangdong Shangmei Chemical Technology Co., Ltd2017-08-28Water Treatment, Bleach, Other Chemical Raw Materials5000K CNYNot Supported
Shanghai Kaiping Resin Co., Ltd2004-03-23Water Treatment, Ion Exchange Resin2000K CNYNot Supported
Shanghai Erxi Environmental Protection Technology Co., Ltd2015-06-05Water Treatment, Single Pump Sewage Elevator, Oil Water Separation Enhancement5010K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require water treatment, it is recommended to clarify key parameters based on actual application scenarios (such as industrial circulating water, drinking water purification, or wastewater reuse), such as treatment capacity, turbidity removal rate, or membrane flux indicators.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information to ensure that technical solutions match project requirements.
  • When purchasing water treatment equipment in the industrial field, attention should be paid to specifications such as corrosion-resistant materials and automation control level, while selecting based on special water quality conditions such as high salinity or high COD.
  • For the municipal water supply scenario, it is recommended to prioritize the stable operation cases of suppliers in large-scale projects and comprehensively evaluate their industry performance and enterprise activity as reference standards.

Knowledge Base

Q

When choosing water treatment equipment for a brewery, the following factors need to be considered: 1. Water quality requirements: Different water sources need to be treated by breweries, and the water quality requirements also vary. For example, some water sources contain high levels of suspended solids, microorganisms, hardness, etc., and require appropriate filtration, disinfection, and softening equipment for treatment. Meanwhile, it is also necessary to meet the requirements of the brewing process.

Q

The backwashing steps for water treatment equipment are as follows: 1. Close the inlet and outlet valves to stop the flow of water. 2. Open the backwash valve to reverse the flow of water through the filter bed. 3. Start backwashing equipment, such as pumps or air compressors, to generate sufficient pressure or gas to clean the filter material. 4. Discharge sewage, discharge sewage. 5. Wash the filter bed.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs