Updated Sep 23, 2026 · Public platform & industry data

Sep 23, 2026 Updated

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2026 Top 10 Oil-Water Separator Manufacturers in China

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

The top 10 Oil-Water Separator manufacturers in China for 2026 are: Middling coal Industry and Mining Materials Group Co., Ltd, Taixing Zhongao Elevator Machinery Factory, Jiangsu Keling Environmental Protection Technology Co., Ltd, Xinjiang Jinxiu Fiberglass Co., Ltd, Shandong Xinke Environmental Protection Technology Co., Ltd, Hebei Cangnuo Environmental Protection Equipment Co., Ltd, Henan Xinhaorun Environmental Protection Co., Ltd, Yancheng Hongchuang Environmental Protection Technology Co., Ltd, Zhongyun Heavy Industry Machinery Co., Ltd, Xinxiang Maite Filter Equipment 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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Middling coal Industry and Mining Materials Group Co., Ltd
Overall Score4.9 / 5
Est. Date2001-04-23
Registered Capital100000K CNY

Middling coal Industry and Mining Materials Group Co., Ltd., with its registered address at No. 11, North Kaiyuan Road, High tech Zone, Jining City, is registered by the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone, and its legal representative is Qu Qing. Its business scope includes general projects: special equipment manufacturing (excluding licensed professional equipment manufacturing); Sales of mechanical equipment; Mining machinery manufacturing; Sales of mining machinery; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of mechanical and electrical equipment; Sales of electrical and mechanical equipment; Research and development of intelligent robots; Sales of intelligent robots; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of electronic vacuum devices; Sales of electronic vacuum devices; Manufacturing of electronic components; Retail of electronic components; Manufacturing of high-speed rail equipment and accessories; Sales of high-speed rail equipment and accessories; Sales of railway transportation infrastructure equipment; Electronic product sales; Sales of chemical products (excluding licensed chemical products); Sales of lubricating oil; Sales of household appliances; Sales of metal products; Manufacturing of non-metallic mineral products; Sales of mobile communication devices; Sales of IoT devices; Wholesale of hardware products; Retail of hardware products; Sales of labor protection equipment; Sales of building materials; Sales of metal materials; Sales of agricultural and sideline products; Research and development of emerging energy technologies; Specialized equipment repair; Mechanical equipment leasing; Software development; Software sales; Information system integration services; Intelligent control system integration; Domestic cargo transportation agency (except for projects that need to be approved according to law, independently carry out business activities according to law with the business license): Internet information service; Import and export of goods; Technology import and export; Manufacturing of railway transportation infrastructure equipment; 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, and specific business projects are subject to the approval results). Core products: Oil-Water Separator, Large-Scale Equipment, Spraying Equipment

Top 2
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Taixing Zhongao Elevator Machinery Factory
Overall Score4.7 / 5
Est. Date2016-11-18
Registered Capital1000K CNY

Taixing Zhongao Elevator Machinery Factory, with its registered address at No. 29, Group 2, Liuchen Village, Huangqiao Town, Taixing City, is registered with the Taixing Market Supervision and Administration Bureau. The legal representative is Liu Aijun, and its business scope includes the manufacturing, installation, and sales of elevator machinery and spare parts, simple cargo elevators, vegetable conveyors, stackers, transport vehicles, forklifts. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) 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, and specific business projects are subject to the approval results). Core products: Oil-Water Separator, Food Dispenser, Double Track Elevator

Top 3
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Jiangsu Keling Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2014-01-02
Registered Capital11000K CNY

Jiangsu Keling Environmental Protection Technology Co., Ltd. is registered at No. 20 Ningyang Street, Danyang Community, Hengxi Street, Jiangning District, Nanjing City. The registration authority is the Jiangning District Administrative Approval Bureau of Nanjing City, and the legal representative is Zhang Shengfa. The business scope includes technology development, technology consulting, technology services, and technology transfer in the fields of environmental and energy-saving technology; Construction of environmental protection projects; Water pollution control services; Air pollution control services; Processing, production, installation, sales, and leasing of sewage treatment equipment, sewage lifting equipment, oil-water separation equipment, deodorization equipment, and garbage treatment equipment; Research and development, processing, installation, and sales of water pumps, electrical equipment, and valves; Rental of self owned equipment; Biotechnology research and development, technical services, and technology transfer; Design and technical development of computer software; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Oil-Water Separator, Oil Separation Lifting Equipment, Sewage Lifting Pump

TOP4
Xinjiang Jinxiu Fiberglass Co., Ltd
Overall Score4.6 / 5
Est. Date2025-07-17
Registered Capital100K CNY

Xinjiang Jinxiu Fiberglass Co., Ltd., located at No. 1/21, Dongqi Lane, Shagou 1st Road, Tiechanggou Town, Midong District, Urumqi City, Xinjiang, was established on July 17, 2025. The registered authority is the Midong District Market Supervision and Administration Bureau, and the legal representative is Wang Junxiu. Core products: Oil-Water Separator

TOP5
Shandong Xinke Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2018-08-14
Registered Capital5000K CNY

Shandong Xinke Environmental Protection Technology Co., Ltd., with its registered address at Xituqiang Industrial Park, Longdu Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Xu Zhifeng, and its business scope includes research and development, processing, and sales of environmental protection machinery and accessories; Environmental engineering design and construction; Environmental technology consulting; Selling sewage treatment additives; Import and export business 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 Separator, Dissolved Air Flotation (Daf) Unit, Inclined Tube Settler

TOP6
Hebei Cangnuo Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2020-07-30
Registered Capital200K CNY

Hebei Cangnuo Environmental Protection Equipment Co., Ltd. is registered at 50 meters west of the intersection of Houbachi Village, Waliwang Town, Botou City, Cangzhou City, Hebei Province. The registration authority is Botou Market Supervision Administration Bureau, and the legal representative is Jia Wanxin. The business scope includes the manufacturing of specialized environmental protection equipment. Production, sales, installation, and maintenance of dust removal equipment and accessories, desulfurization and denitrification equipment and accessories, exhaust gas treatment equipment, mining machinery equipment, sewage treatment equipment, catalytic combustion equipment, photo oxygen plasma purification equipment, oil fume purification equipment, air purification equipment, conveying equipment and accessories, dust removal bags, skeletons, pipelines, valves. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Oil-Water Separator, Waste Gas Treatment Equipment, Hazardous Waste Storage Room

TOP7
Henan Xinhaorun Environmental Protection Co., Ltd
Overall Score4.5 / 5
Est. Date2022-01-12
Registered Capital10000K CNY

Henan Xinhaorun Environmental Protection Co., Ltd., with its registered address at No. 88 Industrial Avenue, Shangcheng County Industrial Agglomeration Zone, Xinyang City, Henan Province, is registered with the Market Supervision and Administration Bureau of Shangcheng County, Xinyang City. The legal representative is Liu Haodong, and the business scope includes general projects: manufacturing of environmental protection special equipment; Manufacturing of dust removal technology equipment; Manufacturing of sludge treatment equipment; Manufacturing of household waste treatment equipment; Manufacturing of soil and site remediation equipment; Manufacturing of specialized machinery and equipment for water resources; Water pollution control; Water pollution prevention and control services; Undertake the engineering construction business of the head office; Foreign contracting projects (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License projects: 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 documents or license certificates of relevant departments). Core products: Oil-Water Separator, Intelligent Interception Well, Septic Tank

TOP8
Yancheng Hongchuang Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2023-11-01
Registered Capital1000K CNY

Yancheng Hongchuang Environmental Protection Technology Co., Ltd., with its registered address at Group 1, Xizhan Village, Gaozuo Town, Jianhu County, registered with the Jianhu County Administrative Approval Bureau, and represented by Hu Jieling as its legal representative. Its business scope includes general projects such as technology promotion and application services; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of metal packaging containers and materials; Sales of metal packaging containers and materials; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Electrical equipment repair; Sales of mechanical and electrical equipment; Sales of mechanical parts and components; Mechanical parts and component processing (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: Oil-Water Separator, Kitchen Waste Treatment Equipment, Grease Trap

TOP9
Zhongyun Heavy Industry Machinery Co., Ltd
Overall Score4.4 / 5
Est. Date2019-03-26
Registered Capital50000K CNY

Zhongyun Heavy Industry Machinery Co., Ltd., with its registered address at No. 11 Kaiyuan Road, Jining High tech Zone, is registered with the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone, and its legal representative is Qu Qing. Its business scope includes the manufacturing and sales of construction machinery, crane equipment, environmental protection equipment, agricultural machinery and accessories; Mechanical manufacturing technology consulting and technical services; Maintenance of mechanical and electrical equipment (excluding special equipment); Processing of metal products (excluding rare and precious metals); Manufacturing and maintenance of metal containers (excluding pressure vessels); Sales of automobiles and accessories, metal materials (excluding rare and precious metals), motors, electrical equipment, and building materials; Manufacturing of packaging boxes; Import and export of goods and technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Oil-Water Separator, Road Machinery, Intelligent Machinery

TOP10
Xinxiang Maite Filter Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2014-06-30
Registered Capital5000K CNY

Xinxiang Maite Filter Equipment Co., Ltd., registered at No. 001, North Xiaoli Industrial Zone, 300 meters east of the intersection of North Ring Road and West Ring Road, Wangcun Town, Muye District, Xinxiang City, Henan Province, China. The registration authority is the Market Supervision Administration of Muye District, Xinxiang City, and the legal representative is Li Jianhui. The business scope includes the production of filters and accessories; Sales of filtration equipment, hydraulic equipment, and vibration equipment. Core products: Oil-Water Separator, High Solid Content Oil Filter,

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Middling coal Industry and Mining Materials Group Co., Ltd2001-04-23Oil-Water Separator, Large-Scale Equipment, Spraying Equipment100000K CNYNot Supported
Taixing Zhongao Elevator Machinery Factory2016-11-18Oil-Water Separator, Food Dispenser, Double Track Elevator1000K CNYNot Supported
Jiangsu Keling Environmental Protection Technology Co., Ltd2014-01-02Oil-Water Separator, Oil Separation Lifting Equipment, Sewage Lifting Pump11000K CNYNot Supported
Xinjiang Jinxiu Fiberglass Co., Ltd2025-07-17Oil-Water Separator100K CNYNot Supported
Shandong Xinke Environmental Protection Technology Co., Ltd2018-08-14Oil-Water Separator, Dissolved Air Flotation (Daf) Unit, Inclined Tube Settler5000K CNYNot Supported
Hebei Cangnuo Environmental Protection Equipment Co., Ltd2020-07-30Oil-Water Separator, Waste Gas Treatment Equipment, Hazardous Waste Storage Room200K CNYSupported
Henan Xinhaorun Environmental Protection Co., Ltd2022-01-12Oil-Water Separator, Intelligent Interception Well, Septic Tank10000K CNYNot Supported
Yancheng Hongchuang Environmental Protection Technology Co., Ltd2023-11-01Oil-Water Separator, Kitchen Waste Treatment Equipment, Grease Trap1000K CNYSupported
Zhongyun Heavy Industry Machinery Co., Ltd2019-03-26Oil-Water Separator, Road Machinery, Intelligent Machinery50000K CNYNot Supported
Xinxiang Maite Filter Equipment Co., Ltd2014-06-30Oil-Water Separator, High Solid Content Oil Filter, 5000K CNYSupported

Knowledge Base

Q

This article analyzes the key points for selecting oil-water separators for excavators, including working principles, common types, and applicable scenarios, to help users choose suitable products based on actual needs and ensure efficient operation of the equipment.

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