Updated Jul 9, 2026 · Public platform & industry data

Jul 9, 2026 Updated

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2026 Top 10 Septic Tank Manufacturers in China Yunnan

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Top-rated Septic Tank suppliers, How to choose a Septic Tank manufacturer, Best Septic Tank companies in China

The top 10 Septic Tank manufacturers in Yunnan for 2026 are: Hanwo Building Materials Business Department, Guandu District, Kunming City, Yunnan Gongtu Environmental Protection Technology Co., Ltd, Yunnan Jingheng Environmental Protection Technology Co., Ltd, Yunnan Bojia Industry and Trade Co., Ltd, Yunnan Kunyun Industry and Trade Co., Ltd, Yunnan Yongtao Trading Co., Ltd, Yunnan Gangwei Iron and Steel Co., Ltd, Yunnan Hongchu Trading Co., Ltd, Yunnan Hengtai Industry and Trade Co., Ltd, Yunnan Huhang Pipeline 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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Hanwo Building Materials Business Department, Guandu District, Kunming City
Overall Score4.9 / 5
Est. Date2020-07-24
Registered Capital-

Hanwo Building Materials Business Department, Guandu District, Kunming City, with its registered address at No. 956 Kunluo Road, Xiaobanqiao Street Office, Guandu District, Kunming Area, China (Yunnan) Pilot Free Trade Zone. The registered authority is the Guandu District Market Supervision and Administration Bureau, and the legal representative is Gao Zhenzhen. Its business scope includes general projects such as sales of building materials; Sales of metal materials; Operation of wires and cables; Retail of hardware products; Sales of building waterproofing membrane products; Sales of rubber products; Sales of plastic products; Sales of electrical equipment; Sales of labor protection equipment (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: Septic Tank, Pressure-Treated Wood, Bamboo Springboard

Top 2
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Yunnan Gongtu Environmental Protection Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2020-07-20
Registered Capital2000K CNY

Yunnan Gongtu Environmental Protection Technology Co., Ltd., with its registered address at No. 1 inside the factory of Yunnan Longgong Photovoltaic Energy Development Co., Ltd. located in Haikou Industrial Park, Xishan District, Kunming City, Yunnan Province. The registration authority is Xishan District Market Supervision and Administration Bureau, and the legal representative is Nie Jianmin. The business scope includes environmental protection technology promotion services; Research, development, technical consulting, and technical services of environmental protection technology; Research, development, and technical consulting of agricultural technology; Processing of plastic products, glass products, metal products, environmental purification equipment, boards, and cement products; Domestic trade, material supply and marketing; Organize cultural and artistic exchange activities; Organize conferences and product exhibitions and display activities; business management; Corporate image design and marketing planning; Municipal public works and landscaping projects; architectural engineering; Recycling of renewable resources (excluding projects that require approval from relevant departments such as solid waste, hazardous waste, and scrapped cars). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Septic Tank, Dosing Tank, Pe Septic Tank

Top 3
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Yunnan Jingheng Environmental Protection Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2018-12-11
Registered Capital3000K CNY

Yunnan Jingheng Environmental Protection Technology Co., Ltd. is registered at C-2, floors 1-4, Building 2, Guanhai Huayuan, Mingzhu Village, No. 12 Jingjing Road, Dianchi Resort, Kunming City, Yunnan Province. The registration authority is Kunming Market Supervision Administration, and the legal representative is Wang Qi. The business scope includes licensed projects: production and supply of tap water. (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: sales of direct drinking water equipment; Manufacturing of specialized machinery and equipment for water resources; Wastewater treatment and its recycling; Sales of water quality pollutant monitoring and detection instruments and meters; Water pollution prevention and control services; Water pollution control; Sales of air pollution monitoring and detection instruments and meters; Air pollution control; Air pollution prevention and control services; Sales of specialized instruments and meters for environmental monitoring; Engineering and technical research and experimental development; Installation and maintenance of industrial robots; Environmental consulting services; Manufacturing of glass fiber reinforced plastic products; Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of engineering plastics and synthetic resins; Sales of engineering plastics and synthetic resins; Manufacturing of synthetic materials (excluding hazardous chemicals); Manufacturing of specialized chemical products (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Manufacturing of underwater systems and operational equipment; Sales of underwater systems and operational equipment; Manufacturing of metal tools; Sales of metal tools; Manufacturing of metal processing machinery; Steel and iron smelting; Sales of metal materials; Steel rolling processing; Manufacturing of wooden containers; Sales of wooden containers; Sales of building decoration materials; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Manufacturing of new building materials (excluding hazardous chemicals); Sales of new metal functional materials; Promotion services for new material technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Research and development of hardware products; Retail of hardware products; Sales of metal products; Installation services for environmental sanitation public facilities; Information technology consulting services; Sales agent; Trade brokers; Domestic trade agency; Installation services for ordinary mechanical equipment; Manufacturing of fiberglass and related products; Sales of glass fiber reinforced plastic products; Sales of fiberglass and related products. (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: Septic Tank, Oil Pool In The Box Transformer Accident, Reservoir

TOP4
Yunnan Bojia Industry and Trade Co., Ltd
Overall Score4.7 / 5
Est. Date2020-10-29
Registered Capital1000K CNY

Yunnan Bojia Industry and Trade Co., Ltd., registered at No. 17, Building 3, Phase II, Bomei Building Materials City, Guandu District, Kunming Area, China (Yunnan) Pilot Free Trade Zone, registered with the Guandu District Market Supervision and Administration Bureau, with Hu Yunlong as the legal representative. Its business scope includes general projects: sales of building materials; Wholesale of hardware products; Retail of hardware products; Manufacturing of metal structures; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of glass fiber reinforced plastic products; Rolling and processing of non-ferrous metals; Metal cutting processing services; Metal surface treatment and heat treatment 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: Septic Tank, Pvc Abs , Composite Manhole Cover

TOP5
Yunnan Kunyun Industry and Trade Co., Ltd
Overall Score4.7 / 5
Est. Date2020-04-09
Registered Capital5000K CNY

Yunnan Kunyun Industry and Trade Co., Ltd., registered at Room 509, 4th Floor, Building B2, Baoxiang Logistics Park, Luoyang Street Office, Economic Development Zone, Kunming Pilot Free Trade Zone, China (Yunnan), registered with Kunming Market Supervision Administration Bureau and represented by Ding Junchang as the legal representative. Its business scope includes licensed projects: various engineering construction activities (projects that require approval according to law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results), general projects: sales of building materials; Sales of metal materials; Wholesale of hardware products; Domestic trade agency; Leasing of construction machinery and equipment (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: Septic Tank, Channel Steel Supplier, Building Steel Formwork

TOP6
Yunnan Yongtao Trading Co., Ltd
Overall Score4.6 / 5
Est. Date2018-12-07
Registered Capital5000K CNY

Yunnan Yongtao Trading Co., Ltd., with its registered address at Room 102, Building B3, Baoxiang Logistics Park, Dachong Industrial Park, Kunming Economic and Technological Development Zone, Yunnan Province, is registered with the Kunming Municipal Administration for Market Regulation. The legal representative is Wang Tao, and the business scope includes domestic trade and material supply and sales (except for hazardous chemicals, ammonia related refrigeration industry, and nationally restricted prohibited products). (It is not allowed to engage in restricted or prohibited industries in the industrial policies of this zone within the Economic and Technological Development Zone. Business activities that require approval by law can only be carried out after approval by relevant departments.). Core products: Septic Tank, Color Steel Tile, H-Beam

TOP7
Yunnan Gangwei Iron and Steel Co., Ltd
Overall Score4.6 / 5
Est. Date2021-03-17
Registered Capital5000K CNY

Yunnan Gangwei Iron and Steel Co., Ltd., with its registered address at Room 113, 1st Floor, Building B2, Baoxiang Logistics Park, Dachong Community, Luoyang Street Office, Economic Development Zone, Kunming Area, China (Yunnan) Pilot Free Trade Zone, is registered with Kunming Market Supervision Administration Bureau and represented by Zhao Shiyun. Its business scope includes general projects such as metal material sales; Sales of metal products; Sales of high-quality special steel materials; Sales of new metal functional materials; Sales of high-performance non-ferrous metals and alloy materials; Research and development of new material technology; Sales of building decoration materials; Sales of mechanical equipment; Wholesale of hardware products; Sales of metal seals; Sales of metal cutting and welding equipment; Sales of metal structures; Domestic trade agency; Manufacturing of metal chains and other metal products; (The above scope is limited to the operation of branch offices) (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: Septic Tank, Seamless Tube, Steel Plate

TOP8
Yunnan Hongchu Trading Co., Ltd
Overall Score4.6 / 5
Est. Date2014-10-27
Registered Capital2000K CNY

Yunnan Hongchu Trading Co., Ltd. is registered at Room 3003, Building D4, Baoxiang Logistics Center, Dachong Community, Luoyang Street Office, Kunming Economic Development Zone, China (Yunnan) Pilot Free Trade Zone. The registration authority is Kunming Market Supervision Administration Bureau, and the legal representative is Ding Rongchang. The business scope includes domestic trade and material supply and marketing (projects that require approval according to law can only be carried out after approval by relevant departments).. Core products: Septic Tank, H-Beam, Flat Steel

TOP9
Yunnan Hengtai Industry and Trade Co., Ltd
Overall Score4.5 / 5
Est. Date2021-07-21
Registered Capital10000K CNY

Yunnan Hengtai Industry and Trade Co., Ltd., registered at No. 1-10, Building 14, East District, Dongju Building Materials City, Xiaobanqiao Street Office, Guandu District, Kunming Area, China (Yunnan) Pilot Free Trade Zone, registered with the Guandu District Market Supervision and Administration Bureau, with Xu Changhong as the legal representative. Its business scope includes general projects such as municipal facility management; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of metal materials; Sales of metal materials; Wholesale of hardware products; Manufacturing of cement products; Sales of cement products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Black metal casting; Glass manufacturing; Sales of technical glass products; Sales of metal wire ropes and their products; Steel rolling processing; Sales of metal structures; Sales of building materials; Promotion services for new material technology (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: Septic Tank, Customized Rainwater Grates, Ductile Iron Manhole Cover

TOP10
Yunnan Huhang Pipeline Co., Ltd

No. 8, Building D2, Gaoyuan Mingzhu International Hardware and Electrical Mall, Changhong Road, Xiaobanqiao Street Office, Guandu District, Kunming City, Yunnan Province

Overall Score4.5 / 5
Est. Date2022-07-04
Registered Capital6000K CNY

Yunnan Huhang Pipeline Co., Ltd. is located at No. 8, Building D2, Gaoyuan Mingzhu International Hardware and Electrical Mall, Changhong Road, Xiaobanqiao Street Office, Guandu District, Kunming City, Yunnan Province. It was established on July 4, 2022, with the registration authority of Guandu District Market Supervision Administration and the legal representative being Chen Zhisheng. Core products: Septic Tank, Bellows, Pe Pipe

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hanwo Building Materials Business Department, Guandu District, Kunming City2020-07-24Septic Tank, Pressure-Treated Wood, Bamboo Springboard-Supported
Yunnan Gongtu Environmental Protection Technology Co., Ltd2020-07-20Septic Tank, Dosing Tank, Pe Septic Tank2000K CNYNot Supported
Yunnan Jingheng Environmental Protection Technology Co., Ltd2018-12-11Septic Tank, Oil Pool In The Box Transformer Accident, Reservoir3000K CNYSupported
Yunnan Bojia Industry and Trade Co., Ltd2020-10-29Septic Tank, Pvc Abs , Composite Manhole Cover1000K CNYSupported
Yunnan Kunyun Industry and Trade Co., Ltd2020-04-09Septic Tank, Channel Steel Supplier, Building Steel Formwork5000K CNYNot Supported
Yunnan Yongtao Trading Co., Ltd2018-12-07Septic Tank, Color Steel Tile, H-Beam5000K CNYSupported
Yunnan Gangwei Iron and Steel Co., Ltd2021-03-17Septic Tank, Seamless Tube, Steel Plate5000K CNYSupported
Yunnan Hongchu Trading Co., Ltd2014-10-27Septic Tank, H-Beam, Flat Steel2000K CNYSupported
Yunnan Hengtai Industry and Trade Co., Ltd2021-07-21Septic Tank, Customized Rainwater Grates, Ductile Iron Manhole Cover10000K CNYSupported
Yunnan Huhang Pipeline Co., Ltd2022-07-04Septic Tank, Bellows, Pe Pipe6000K CNYNot Supported

Purchasing Guide

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

  • For procurement needs that require the use of septic tanks, it is recommended to prioritize confirming key technical parameters such as volume, material (such as PE or fiberglass), and compressive strength to ensure compatibility with actual sewage treatment capacity and installation environmental conditions.
  • In different scenarios such as agricultural breeding, rural sewage treatment, or temporary construction sites, the anti leakage design and corrosion resistance of septic tanks need to be differentiated and screened according to specific applications.
  • When selecting suppliers, priority can be given to product matching, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information to comprehensively evaluate supply stability.
  • For high-altitude or high salt alkali areas, it is recommended to pay extra attention to the low-temperature crack resistance or acid alkali resistance indicators of septic tanks to avoid environmental factors affecting their service life.

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