Updated Oct 6, 2026 · Public platform & industry data

Oct 6, 2026 Updated

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2026 Top 10 Underground Oil Separation Tank Manufacturers in China

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

The top 10 Underground Oil Separation Tank manufacturers in China for 2026 are: Nanjing Mino Water Supply and Drainage Equipment Co., Ltd, Zaoqiang County Jinda Fiberglass Co., Ltd, Hebei Wohan Environmental Protection Equipment Co., Ltd, Hebei Yinglai Fiberglass Co., Ltd, Hebei Weihan Environmental Protection Equipment Co., Ltd, Yongqing Mingliang Cement Products Factory, Hebei Pengwan Environmental Protection Equipment Co., Ltd, Foshan Tieshan Environmental Protection Technology Co., Ltd, Hebei Kuolong Environmental Protection Equipment Co., Ltd, Hebei Yuqiang Fiberglass Products 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: Underground Oil Separation Tank, Pe Sewage Lifting Device, Grease Trap

Top 2
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Zaoqiang County Jinda Fiberglass Co., Ltd
Overall Score4.7 / 5
Est. Date2019-01-31
Registered Capital100K CNY

Zaoqiang Jinda Fiberglass Co., Ltd. is registered at No. 127 Hujiazhuang Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Lu Jianlong. Its business scope includes the manufacturing of fiberglass reinforced plastic products, environmental protection equipment, metal products, plastic products, pumps, valves, compressors and machinery, pipeline and equipment installation, metal processing machinery manufacturing, wholesale of mechanical equipment, hardware products and electronic products, and manufacturing of gas and energy household appliances. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Underground Oil Separation Tank, Frp Pipe, Fiberglass Outlet

Top 3
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Hebei Wohan Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2017-08-21
Registered Capital3000K CNY

Hebei Wohan Environmental Protection Equipment Co., Ltd. is registered in Houchenzhuang Village, Wangjun Township, Zaoqiang County, Hengshui City, Hebei Province. The registration authority is the Administration for Industry and Commerce of Zaoqiang County, Hengshui City, and the legal representative is Chen Bing. The company's business scope includes processing, manufacturing, and selling environmental protection equipment, fiberglass products, purification and energy-saving equipment, sewage treatment equipment, dust removal equipment, conveyor accessories, fiberglass winding products, cooling towers and fillers, central air conditioning terminal supporting products, rubber products, automation supporting products, molded products, pipeline products, containers, filters, anti-corrosion and insulation engineering, non-standard steel structure products, gas regulator equipment, wire and cable, optical cable, cable materials, cable fittings, cable accessories, high and low voltage cabinets, power auxiliary equipment. And accessories, engineering construction and installation, To engage in the export business of self-produced products and technologies of our enterprise, as well as the import business of mechanical equipment, spare parts, raw materials and technologies required by our enterprise, except for goods 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: Underground Oil Separation Tank, Fiberglass Bend, Fiberglass Motor Cover

TOP4
Hebei Yinglai Fiberglass Co., Ltd
Overall Score4.6 / 5
Est. Date2016-08-26
Registered Capital10000K CNY

Hebei Yinglai Fiberglass Co., Ltd., with its registered address at Chuangye Road, Small and Medium sized Enterprise Entrepreneurship Park, Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision Administration of Zaoqiang County, Hengshui City. The legal representative is Ding Yinghui, and the business scope includes general projects: manufacturing of glass fiber reinforced plastic products; Sales of fiberglass and related products; Rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of high-performance fibers and composite materials; Sales of high-performance fibers and composite materials; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of glass fiber reinforced plastic products; Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Sales of coal-fired flue gas desulfurization and denitrification equipment; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of metal structures; Sales of metal structures; Sales of metal products; Sales of metal materials; Manufacturing of hardware products; Retail of hardware products; Wholesale of hardware products; Sealing component manufacturing; Sales of seals; Sales of pipeline transportation equipment; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; General equipment repair; Specialized equipment repair; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Sales of anti-corrosion materials; Sales of insulation materials; Installation services for ordinary mechanical equipment; Installation services for environmental sanitation public facilities; Mechanical equipment leasing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Underground Oil Separation Tank, Fiberglass Desulfurization Tower, Fiberglass Storage Tank

TOP5
Hebei Weihan Environmental Protection Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2019-11-26
Registered Capital10000K CNY

Hebei Weihan Environmental Protection Equipment Co., Ltd., registered at Xinhe International D, Zaoqiang County, Hengshui City, Hebei Province Building 211, registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City, with Wu Junwei as the legal representative. The business scope includes processing, manufacturing, and selling environmental protection equipment, fiberglass products, purification and energy-saving equipment, sewage treatment equipment, dust removal equipment, conveyor accessories, fiberglass winding products, cooling towers and fillers, central air conditioning supporting products, rubber products, automation supporting products, molded products, pipeline products, containers, filters, anti-corrosion and insulation engineering, non-standard steel structure products, gas regulator equipment, wires and cables, optical cables, cable materials, cable fittings, cable accessories, high and low voltage cabinets, power auxiliary equipment and accessories, and engineering construction several times. The company also engages in the export business of self-produced products and technologies and the mechanical equipment required by the company. Import business of spare parts, raw materials and technologies, Except for goods 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: Underground Oil Separation Tank, Fiberglass Inspection Well, Fiberglass Warning Ball

TOP6
Yongqing Mingliang Cement Products Factory
Overall Score4.5 / 5
Est. Date2016-07-29
Registered Capital500K CNY

Yongqing Mingliang Cement Products Factory is located in Senghatou Village, Guanjia Hui Township, Yongqing County, Langfang City, Hebei Province. It was established on July 29, 2016, with the registration authority of Yongqing County Market Supervision Administration Bureau and the legal representative being Zhang Ming. Core products: Underground Oil Separation Tank

TOP7
Hebei Pengwan Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2018-01-22
Registered Capital3000K CNY

Hebei Pengwan Environmental Protection Equipment Co., Ltd. is registered in Qiliying Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registered authority is the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City, and the legal representative is Liu Pengwan. The company's business scope includes processing, manufacturing, sales, and installation of fiberglass products, environmental protection equipment, desulfurization towers, spray towers, purification towers, absorption towers, fiberglass storage tanks, fiberglass containers, fiberglass pipelines, fiberglass membrane shells, plastic pipes, fittings and products, extrusion, molding, fiberglass towers, cooling towers, fans, water tanks, septic tanks, central air conditioning terminals and installation, on-site anti-corrosion and waterproof engineering, drip irrigation pipes, micro nozzles, micro irrigation complete sets of equipment, and business operations. The export business of our self-produced products and technologies, as well as the mechanical equipment, spare parts The import business of raw materials and technologies, except for goods 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: Underground Oil Separation Tank, Fiberglass Desulfurization Tower, Frp Pipe

TOP8
Foshan Tieshan Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2015-06-04
Registered Capital10000K CNY

Foshan Tieshan Environmental Protection Technology Co., Ltd., with its registered address at No. 17, North 1st Floor, Wufeng Road Industrial Zone, Dasha Road, Zhangcha Street, Chancheng District, Foshan City, is registered with the Market Supervision and Administration Bureau of Chancheng District, Foshan City. The legal representative is Xu Zhangwang, and its business scope includes manufacturing, installation, maintenance, and sales of specialized equipment for environmental pollution prevention and control, structural metal products, fans, kitchen equipment, electronic products, computers, and their auxiliary equipment; Research and development of environmental pollution prevention and control technologies, technology transfer, and technical services; Environmental engineering design and construction; Computer software development. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Underground Oil Separation Tank, Paint Water Treatment Equipment, Grease Trap

TOP9
Hebei Kuolong Environmental Protection Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2016-04-15
Registered Capital3000K CNY

Hebei Kuolong Environmental Protection Equipment Co., Ltd., with its registered address located on the east side of Fuqiang North Road in Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City. The legal representative is Liu Xiku, and its business scope includes the processing, manufacturing, and sales of fiberglass products, environmental protection equipment, deodorization equipment, ventilation equipment, water treatment equipment, and the research and production of integrated pump station complete sets of equipment; Design, production, construction, installation, sales, and distribution of fiberglass pipes, septic tanks, storage tanks, molded products, fans, plastic products, metal products, stainless steel pipes, fittings, and products: water pumps, water tanks, high and low voltage distribution cabinets, distribution boxes, steel, electrical components, instruments and meters. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Underground Oil Separation Tank, Biological Deodorization Equipment, Frp Water Tank

TOP10
Hebei Yuqiang Fiberglass Products Co., Ltd
Overall Score4.4 / 5
Est. Date2020-03-24
Registered Capital3000K CNY

Hebei Yuqiang Fiberglass Products Co., Ltd. is registered in Xiguan Village, Zaoqiang Town, Zaoqiang County, Hengshui City, Hebei Province. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Yang Fengyun. Its business scope includes the manufacturing of fiberglass reinforced plastic products. Processing, manufacturing, installation, and sales: environmental protection equipment, fiberglass products, cooling towers, desulfurization towers and accessories, fiberglass pipelines, septic tanks, integrated pump stations, fiberglass molds, cooling tower fillers, water collectors, desulfurization tower defoggers, desulfurization tower spray pipes, intelligent integrated sewage treatment equipment, central air conditioning end products, air pollution control equipment, transportation equipment, automation supporting products, rubber and plastic products, stainless steel products, metal products, pressure regulating equipment. To engage in the export business of self-produced products and technologies of our enterprise, as well as the import business of mechanical equipment, spare parts, raw materials and technologies required by our enterprise, except for goods 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: Underground Oil Separation Tank, Centrifugal Fan, Pipeline

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nanjing Mino Water Supply and Drainage Equipment Co., Ltd2017-04-07Underground Oil Separation Tank, Pe Sewage Lifting Device, Grease Trap30800K CNYSupported
Zaoqiang County Jinda Fiberglass Co., Ltd2019-01-31Underground Oil Separation Tank, Frp Pipe, Fiberglass Outlet100K CNYSupported
Hebei Wohan Environmental Protection Equipment Co., Ltd2017-08-21Underground Oil Separation Tank, Fiberglass Bend, Fiberglass Motor Cover3000K CNYSupported
Hebei Yinglai Fiberglass Co., Ltd2016-08-26Underground Oil Separation Tank, Fiberglass Desulfurization Tower, Fiberglass Storage Tank10000K CNYSupported
Hebei Weihan Environmental Protection Equipment Co., Ltd2019-11-26Underground Oil Separation Tank, Fiberglass Inspection Well, Fiberglass Warning Ball10000K CNYSupported
Yongqing Mingliang Cement Products Factory2016-07-29Underground Oil Separation Tank500K CNYSupported
Hebei Pengwan Environmental Protection Equipment Co., Ltd2018-01-22Underground Oil Separation Tank, Fiberglass Desulfurization Tower, Frp Pipe3000K CNYNot Supported
Foshan Tieshan Environmental Protection Technology Co., Ltd2015-06-04Underground Oil Separation Tank, Paint Water Treatment Equipment, Grease Trap10000K CNYSupported
Hebei Kuolong Environmental Protection Equipment Co., Ltd2016-04-15Underground Oil Separation Tank, Biological Deodorization Equipment, Frp Water Tank3000K CNYSupported
Hebei Yuqiang Fiberglass Products Co., Ltd2020-03-24Underground Oil Separation Tank, Centrifugal Fan, Pipeline3000K CNYSupported

Purchasing Guide

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

  • For procurement needs that require the use of buried oil separators, it is recommended to prioritize checking key technical parameters such as treatment capacity and oil-water separation efficiency to ensure that they match the wastewater discharge volume in scenarios such as catering and food processing.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers can usually provide more stable underground installation solutions.
  • When deploying in centralized drainage areas such as industrial parks or commercial complexes, it is necessary to consider the anti-corrosion materials and compressive strength of buried oil separators to adapt to long-term underground environmental use.
  • For different climatic conditions, the procurement in northern regions should pay attention to the anti freezing design of equipment, while coastal regions should focus on the specification parameters of salt spray corrosion resistance.

Knowledge Base

Q

Underground grease trap is a commonly used equipment in the catering industry, which can effectively treat oil pollution and reduce environmental pollution. This article will introduce the usage method, function, and benefits of buried oil separators for the catering industry.

Q

Underground oil separation tank is a common equipment for treating oily pollutants in industrial wastewater. It is usually buried underground and has the advantages of small footprint and no noise pollution.

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