Updated Aug 27, 2026 · Public platform & industry data

Aug 27, 2026 Updated

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2026 Top 10 Oil Water Separation Equipment Manufacturers in China

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Top-rated Oil Water Separation Equipment suppliers, How to choose a Oil Water Separation Equipment manufacturer, Best Oil Water Separation Equipment companies in China

The top 10 Oil Water Separation Equipment manufacturers in China for 2026 are: Nanjing Mino Water Supply and Drainage Equipment Co., Ltd, Shandong Granfu Intelligent Equipment Co., Ltd, Shanghai Jiumianqing Environmental Technology Co., Ltd, Shanghai Erxi Environmental Protection Technology Co., Ltd, Shanghai Gangsheng Machinery Equipment Manufacturing Co., Ltd, Lishui Zhongsheng Environmental Protection Technology Co., Ltd, Xinqiang Precision Machinery Technology (Changzhou) Co., Ltd, Yixing Huahai Waterscape Technology Co., Ltd, Yixing Hongyu Environmental Protection Equipment Factory, Shandong Lingke 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 Mino Water Supply and Drainage Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2017-04-07
Registered Capital30800K CNY

Nanjing Mino Water Supply and Drainage Equipment Co., Ltd., with its registered address at No. 27 Bofu Road, Getang Street, Jiangbei New District, Nanjing City, is registered with the Administrative Approval Bureau of Nanjing Jiangbei New District Management Committee. The legal representative is Zhou Tiecheng, and its business scope includes the manufacturing, installation, and sales of drainage equipment, water treatment equipment, stainless steel water tanks, water supply equipment, disinfection equipment, and industrial automatic control system devices. Manufacturing of security equipment; Wastewater treatment and its recycling; Manufacturing of pumps and vacuum equipment; Sales of mechanical equipment; Mechanical equipment leasing; Professional cleaning, washing, and disinfection services; Import and export of goods; (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Oil Water Separation Equipment, Pe Sewage Lifting Device, Grease Trap

Top 2
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Shandong Granfu Intelligent Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2019-05-30
Registered Capital3000K CNY

Shandong Granfu Intelligent Equipment Co., Ltd., registered at No. 7827 Mizhou East Road, Zhucheng City, Weifang City, Shandong Province, with the registration authority of Zhucheng Market Supervision Administration and the legal representative of Jiang Lina, has a business scope including licensed projects such as special equipment manufacturing; Installation, renovation, and repair of special equipment; Construction labor subcontracting. (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 issued by relevant departments.) General projects: Manufacturing of specialized equipment (excluding licensed professional equipment manufacturing); General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of automotive parts and accessories; Mechanical parts and component processing; Manufacturing of marine supporting equipment; Manufacturing of service consumption robots; Industrial robot manufacturing; Manufacturing of metal structures; Installation services for ordinary mechanical equipment; Sales of metal materials; Sales of mechanical equipment; Retail of hardware products; Sales of firefighting equipment; Sales of building materials; Recycling of renewable resources (excluding productive waste metals); Sales of renewable resources; Metal surface treatment and heat treatment processing; Processing and treatment of metal waste and debris; Solid waste management; Import and export of goods; Technology import and export. (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: Oil Water Separation Equipment, Carbon Fiber Composite Material, Vulcanization Tank

Top 3
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Shanghai Jiumianqing Environmental Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2015-03-16
Registered Capital5000K CNY

Shanghai Jiumianqing Environmental Technology Co., Ltd., with its registered address at Building 17-33, No. 89 Dujiabang Road, Sijing Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision and Administration Bureau. The legal representative is Zhou Tiecheng, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of specialized machinery and equipment for water resources; Manufacturing of household waste treatment equipment; Wastewater treatment and its recycling; Collection, treatment, and utilization of rainwater, brackish water, and mine water; Development of intelligent water management system; Research and development of resource recycling technology; Research and development of online energy monitoring technology; Intelligent control system integration; Sales of specialized instruments and meters for environmental monitoring; Sales of mechanical equipment; Sales of household waste treatment equipment; Sales of mechanical and electrical equipment; Sales of pumps and vacuum equipment; Sales of valves and plugs; Sales of electrical equipment; Sales of labor protection equipment; Sales of building materials; Manufacturing of specialized instruments and meters for environmental monitoring; Manufacturing of sludge treatment equipment; Manufacturing of pumps and vacuum equipment; Valve and plug research and development; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Treatment and utilization of livestock and poultry manure; Solid waste management; Rural household waste management services; Soil pollution control and remediation services; Water pollution prevention and control services; Air pollution prevention and control services; Mechanical equipment leasing; Installation services for ordinary mechanical equipment; General equipment repair; Specialized equipment repair; Professional cleaning, washing, and disinfection services; Import and export of goods; Technology import and export. (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) Licensed project: kitchen waste treatment; Internet information service; Urban household waste management services; Construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Oil Water Separation Equipment, Grease Trap, Sewage Lifting Pump

TOP4
Shanghai Erxi Environmental Protection Technology Co., Ltd
Overall Score4.6 / 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: Oil Water Separation Equipment, Sewage Lifting Equipment, Sewage Lifting Pump

TOP5
Shanghai Gangsheng Machinery Equipment Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2003-04-11
Registered Capital10000K CNY

Shanghai Gangsheng Machinery Equipment Manufacturing Co., Ltd., with its registered address at No. 8559 Chuannan Feng Road, Lingang New Area, China (Shanghai) Pilot Free Trade Zone, is registered with the Market Supervision and Administration Bureau of Lingang New Area, Pilot Free Trade Zone, and its legal representative is Jiang Ping. Its business scope includes the manufacturing of specialized equipment for food, alcohol, beverages, and tea production; Mechanical parts and component processing; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of metal processing machinery; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of metal daily necessities; Laser marking processing; Manufacturing of metal cutting machine tools; Metal surface treatment and heat treatment processing; Import and export of goods; Information consulting services (excluding licensed information consulting services); Technology import and export; Spray processing; Manufacturing of hydraulic power machinery and components. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Road freight transportation (excluding dangerous goods). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Oil Water Separation Equipment, Restaurant Grease Trap, Kitchen And Catering Oil-Water Separation

TOP6
Lishui Zhongsheng Environmental Protection Technology Co., Ltd

No. 1, Building 6, Zone 15, Wanyang Zhongchuang City, Bihu Town, Liandu District, Lishui City, Zhejiang Province

Overall Score4.5 / 5
Est. Date2011-03-03
Registered Capital10000K CNY

Lishui Zhongsheng Environmental Protection Technology Co., Ltd. is located at No. 1, Building 6, Zone 15, Wanyang Zhongchuang City, Bihu Town, Liandu District, Lishui City, Zhejiang Province. It was established on March 3, 2011 and registered with the Market Supervision Administration of Liandu District, Lishui City. The legal representative is Ye Jianfang. Core products: Oil Water Separation Equipment, Horizontal Spiral Centrifuge Lw720, Horizontal Spiral Centrifuge Lw800

TOP7
Xinqiang Precision Machinery Technology (Changzhou) Co., Ltd
Overall Score4.5 / 5
Est. Date2010-03-17
Registered Capital11180K CNY

Xinqiang Precision Machinery Technology (Changzhou) Co., Ltd., with its registered address in Liudao Village, Yaoguan Town, Wujin District, registered with the Management Committee of Changzhou Economic Development Zone, Jiangsu Province, and represented by Liu Qiang as the legal representative, is engaged in the maintenance of machine tools; Relocation, installation, and debugging of machine tool equipment; Manufacturing of specialized machine tools and sales of machine tool spare parts; Upgrading and maintenance of CNC machine tools; Sales of flat measuring tools and machine tools. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: research and development of mechanical equipment; Installation services for ordinary mechanical equipment; Sales of metal tools; Manufacturing of drawing, calculation, and measuring instruments; Manufacturing of industrial automatic control system devices (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Oil Water Separation Equipment, Machine Tool Liquid Tank Cleaning Machine, Machine Tool Oil-Water Separator

TOP8
Yixing Huahai Waterscape Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2016-03-18
Registered Capital3000K CNY

Yixing Huahai Waterscape Technology Co., Ltd., with its registered address in Chengxi Village, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Wang Huaxin as its legal representative. Its business scope includes the technical research and design of fountain equipment; Manufacturing, installation, and sales of fountain equipment and accessories, environmental protection equipment and accessories; Operation and management of environmental pollution control facilities; Sales of metal materials, fiberglass products, plastic products, instruments and meters, wires and cables, hardware and electrical equipment, and water treatment chemicals (excluding hazardous chemicals). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Oil Water Separation Equipment, Oil-Water Filter, Oil-Water Separator

TOP9
Yixing Hongyu Environmental Protection Equipment Factory
Overall Score4.4 / 5
Est. Date2002-08-22
Registered Capital1000K CNY

Yixing Hongyu Environmental Protection Equipment Factory, with its registered address at Gaocheng Street, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Wang Haojun. Its business scope includes the manufacturing and processing of environmental pollution prevention and control equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Oil Water Separation Equipment, Domestic Sewage Treatment Equipment, Air Flotation Machine

TOP10
Shandong Lingke Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2017-07-14
Registered Capital20000K CNY

Shandong Lingke Environmental Protection Technology Co., Ltd., with its registered address at 2-301, Building 7, Xinhua Yuan Community, No. 1914, West Intersection of Jinma Road and Tongyin Street, Beiyuan Community, Xincheng Street, Weifang High tech Zone, Shandong Province (limited to office space only), registered with the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, and represented by Zheng Ning as the legal representative. Its business scope includes general projects such as mechanical equipment research and development; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Installation services for ordinary mechanical equipment; Engineering management services; Sales of mechanical and electrical equipment; Sales of instruments and meters; General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; Import and export of goods; Import and export agency; Technology import and export. (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) Licensed project: construction project construction; Construction project design. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Oil Water Separation Equipment, Laboratory Sewage Treatment Equipment, Integrated Sewage Treatment Equipment

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nanjing Mino Water Supply and Drainage Equipment Co., Ltd2017-04-07Oil Water Separation Equipment, Pe Sewage Lifting Device, Grease Trap30800K CNYSupported
Shandong Granfu Intelligent Equipment Co., Ltd2019-05-30Oil Water Separation Equipment, Carbon Fiber Composite Material, Vulcanization Tank3000K CNYSupported
Shanghai Jiumianqing Environmental Technology Co., Ltd2015-03-16Oil Water Separation Equipment, Grease Trap, Sewage Lifting Pump5000K CNYNot Supported
Shanghai Erxi Environmental Protection Technology Co., Ltd2015-06-05Oil Water Separation Equipment, Sewage Lifting Equipment, Sewage Lifting Pump5010K CNYNot Supported
Shanghai Gangsheng Machinery Equipment Manufacturing Co., Ltd2003-04-11Oil Water Separation Equipment, Restaurant Grease Trap, Kitchen And Catering Oil-Water Separation10000K CNYNot Supported
Lishui Zhongsheng Environmental Protection Technology Co., Ltd2011-03-03Oil Water Separation Equipment, Horizontal Spiral Centrifuge Lw720, Horizontal Spiral Centrifuge Lw80010000K CNYNot Supported
Xinqiang Precision Machinery Technology (Changzhou) Co., Ltd2010-03-17Oil Water Separation Equipment, Machine Tool Liquid Tank Cleaning Machine, Machine Tool Oil-Water Separator11180K CNYNot Supported
Yixing Huahai Waterscape Technology Co., Ltd2016-03-18Oil Water Separation Equipment, Oil-Water Filter, Oil-Water Separator3000K CNYNot Supported
Yixing Hongyu Environmental Protection Equipment Factory2002-08-22Oil Water Separation Equipment, Domestic Sewage Treatment Equipment, Air Flotation Machine1000K CNYNot Supported
Shandong Lingke Environmental Protection Technology Co., Ltd2017-07-14Oil Water Separation Equipment, Laboratory Sewage Treatment Equipment, Integrated Sewage Treatment Equipment20000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of oil-water separation equipment, it is recommended to match suitable models for different scenarios such as catering, mechanical processing, or petrochemicals based on key technical parameters such as processing capacity and separation accuracy (such as residual oil content ≤ 100ppm).
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. For example, suppliers with long-term service in the field of food wastewater treatment usually have more stable equipment adaptability.
  • In the wastewater pretreatment scenario of industrial parks, attention should be paid to the selection of corrosion-resistant materials and automation control functions of equipment to ensure compatibility with existing pipeline systems and PLC integration.
  • For special scenarios such as oily wastewater treatment on ships, it is recommended to verify whether the supplier has maritime industry application cases and conduct a comprehensive evaluation based on separation efficiency (such as ≥ 95%) and compact structural design.

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