Updated Oct 13, 2026 · Public platform & industry data

Oct 13, 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: Hebei Yibao Composite Materials Co., Ltd, Nanjing Mino Water Supply and Drainage Equipment Co., Ltd, Xinjiang Jinxiu Fiberglass Co., Ltd, Yongqing Mingliang Cement Products Factory, Huixin Fiberglass Equipment Processing Factory, Xiangfu District, Kaifeng City, Jinniu District Xiangshu Building Materials Business Department, Guangdong Xinsheng Jianji Environmental Protection Building Materials Co., Ltd, Weifang Tianzhilan Environmental Engineering Co., Ltd, Hebei Zhuangxin Environmental Protection Equipment Co., Ltd, Hebei Pengwan Environmental Protection 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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Hebei Yibao Composite Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2019-01-21
Registered Capital3000K CNY

Hebei Yibao Composite Materials Co., Ltd., with its registered address located east of the Central Kindergarten in Dongxing Road, Qingliangdian Town, Wuyi County, is registered with the Market Supervision Administration of Wuyi County, Hengshui City. The legal representative is Zhao Lihua, and its business scope includes processing, manufacturing, and sales of composite materials, fiberglass products, rubber products, plastic products, metal products, insulation materials, air pollution control equipment, solid waste and water treatment equipment, ventilation and air conditioning equipment. (Except for hazardous chemicals) (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, Three Format Septic Tank, Single Pit Double Pit Alternating Septic Tank

Top 2
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Nanjing Mino Water Supply and Drainage Equipment Co., Ltd
Overall Score4.7 / 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 3
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Xinjiang Jinxiu Fiberglass Co., Ltd
Overall Score4.7 / 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: Underground Oil Separation Tank

TOP4
Yongqing Mingliang Cement Products Factory
Overall Score4.6 / 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

TOP5
Huixin Fiberglass Equipment Processing Factory, Xiangfu District, Kaifeng City
Overall Score4.6 / 5
Est. Date2017-12-04
Registered Capital5000K CNY

Huixin Fiberglass Equipment Processing Factory in Xiangfu District, Kaifeng City, with its registered address at Beitou Road East, Laozhuang Village, Banpodian Township, Xiangfu District, Kaifeng City. The registration authority is the Market Supervision and Administration Bureau of Xiangfu District, Kaifeng City, and the legal representative is Kang Wenjie. Its business scope includes general projects: manufacturing of glass fiber reinforced plastic products; Sales of mechanical equipment; Sales of synthetic fibers; Sales of metal materials; Manufacturing of new building materials (excluding hazardous chemicals); Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of sludge treatment equipment; Installation services for environmental sanitation public facilities; Wastewater treatment and its recycling; Water pollution control (except for projects that require approval according to law, independently carry out business activities based on the business license in accordance with the law). Core products: Underground Oil Separation Tank, Fiberglass Wrapped Septic Tank, Glass Reinforced Plastic Septic Tank

TOP6
Jinniu District Xiangshu Building Materials Business Department

No. 669 Jinfu Road, Block A, Building 25, No. 23, Jinniu District, Chengdu City, Sichuan Province

Overall Score4.5 / 5
Est. Date2021-08-05
Registered Capital-

Jinniu District Xiangshu Building Materials Business Department, located at No. 669 Jinfu Road, Block A, Building 25, No. 23, Jinniu District, Chengdu City, Sichuan Province, was established on August 5, 2021. The registration authority is Jinniu District Market Supervision and Administration Bureau, and the legal representative is Tan Xiaowei. Core products: Underground Oil Separation Tank

TOP7
Guangdong Xinsheng Jianji Environmental Protection Building Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2024-03-12
Registered Capital5000K CNY

Guangdong Xinsheng Jianji Environmental Protection Building Materials Co., Ltd., with its registered address at 28-3 Tanling Avenue West, Dagang Town, Nansha District, Guangzhou, is registered with the Market Supervision Administration of Nansha District, Guangzhou. The legal representative is Yang Daming, and its business scope includes the manufacturing of cement products; Sales of cement products; Sales of metal structures; Mold sales; Manufacturing of concrete structural components; Sales of building materials; Sales of concrete structural components; Municipal facility management; Manufacturing of metal structures; Construction of landscaping and greening projects; Internet sales (except for the sale of goods that need to be licensed); Sales of mechanical equipment; Industrial engineering design services; House demolition services; Engineering management services; Sales of building decoration materials; Brick and tile sales; Brick and tile manufacturing; Sales of building blocks; Black metal casting; Manufacturing of building blocks; Research and development of construction waste recycling technology; Information technology consulting services; Domestic trade agency; Stone processing for construction; Sales of plastic products; Manufacturing of plastic products; Sales of metal materials; Sales agent;;. Core products: Underground Oil Separation Tank, Cement Cover Plate, Inspection Chamber

TOP8
Weifang Tianzhilan Environmental Engineering Co., Ltd
Overall Score4.5 / 5
Est. Date2018-01-10
Registered Capital500K CNY

Weifang Tianzhilan Environmental Engineering Co., Ltd., with its registered address at No. 76 Dongwu Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Yu Dengxiang, and its business scope includes environmental engineering design and construction; Construction of landscaping projects, water conservancy projects, and municipal engineering projects; Air pollution control and water pollution control; Selling specialized equipment and accessories for environmental pollution prevention and control; Selling sewage treatment agents; Development and promotion of environmental protection technologies; Engineering management services; Import and export services for goods. (Projects that require approval by law can only be operated after approval by relevant departments.). Core products: Underground Oil Separation Tank, Fully Automatic Dosing Machine, Mud Solid-Liquid Separation Equipment

TOP9
Hebei Zhuangxin Environmental Protection Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2021-10-15
Registered Capital3000K CNY

Hebei Zhuangxin Environmental Protection Equipment Co., Ltd. is located on the east side of Fuqiang North Road Industrial Park in Zaoqiang County, Hengshui City, Hebei Province. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Wu Qingxue. Its business scope includes the manufacturing of glass fiber reinforced plastic products. Production, manufacturing, processing, sales, installation, and maintenance: fiberglass products, wrapped pipelines, desulfurization towers, purification towers, cooling tower fans, ventilation equipment, environmental protection equipment, central air conditioning end products, communication beautification fiberglass covers, septic tanks, cable conduits, extruded profiles, cable trays, fiberglass containers, rubber products, plastic products, stainless steel products, ventilation equipment, mechanical equipment, water pump equipment, transportation facilities, fire and smoke exhaust equipment, gas, pressure regulator equipment, electrical equipment, dust removal equipment, air pollution control equipment, solid waste and water treatment equipment, plastic pipes and fittings, mechanical and electrical equipment installation, anti-corrosion and insulation engineering, integrated sewage treatment equipment, combined sewage treatment equipment, integrated pump station, iron parts. Stainless steel water tank, modular water tank, fiberglass water tank Sewage tank cover plate, cable tray, purification tank, cable bracket, desulfurization and denitrification device. (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 Trash Can, Fiberglass Flowerpot

TOP10
Hebei Pengwan Environmental Protection Equipment Co., Ltd
Overall Score4.4 / 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

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Yibao Composite Materials Co., Ltd2019-01-21Underground Oil Separation Tank, Three Format Septic Tank, Single Pit Double Pit Alternating Septic Tank3000K CNYNot Supported
Nanjing Mino Water Supply and Drainage Equipment Co., Ltd2017-04-07Underground Oil Separation Tank, Pe Sewage Lifting Device, Grease Trap30800K CNYSupported
Xinjiang Jinxiu Fiberglass Co., Ltd2025-07-17Underground Oil Separation Tank100K CNYNot Supported
Yongqing Mingliang Cement Products Factory2016-07-29Underground Oil Separation Tank500K CNYSupported
Huixin Fiberglass Equipment Processing Factory, Xiangfu District, Kaifeng City2017-12-04Underground Oil Separation Tank, Fiberglass Wrapped Septic Tank, Glass Reinforced Plastic Septic Tank5000K CNYNot Supported
Jinniu District Xiangshu Building Materials Business Department2021-08-05Underground Oil Separation Tank-Not Supported
Guangdong Xinsheng Jianji Environmental Protection Building Materials Co., Ltd2024-03-12Underground Oil Separation Tank, Cement Cover Plate, Inspection Chamber5000K CNYNot Supported
Weifang Tianzhilan Environmental Engineering Co., Ltd2018-01-10Underground Oil Separation Tank, Fully Automatic Dosing Machine, Mud Solid-Liquid Separation Equipment500K CNYSupported
Hebei Zhuangxin Environmental Protection Equipment Co., Ltd2021-10-15Underground Oil Separation Tank, Fiberglass Trash Can, Fiberglass Flowerpot3000K CNYNot Supported
Hebei Pengwan Environmental Protection Equipment Co., Ltd2018-01-22Underground Oil Separation Tank, Fiberglass Desulfurization Tower, Frp Pipe3000K CNYNot Supported

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

This article analyzes the working principle, applicable scenarios, and maintenance points of buried integrated oil separators, helping restaurants, factories, and other places efficiently solve the problem of oil separation, avoid pipeline blockage, and environmental pollution.

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