Updated Aug 18, 2026 · Public platform & industry data

Aug 18, 2026 Updated

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2026 Top 10 Sludge Return Pump Manufacturers in China

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Top-rated Sludge Return Pump suppliers, How to choose a Sludge Return Pump manufacturer, Best Sludge Return Pump companies in China

The top 10 Sludge Return Pump manufacturers in China for 2026 are: Nanjing Aotelan Environmental Protection Equipment Co., Ltd, Jiangsu Lanhuan Technology Engineering Co., Ltd, Nanjing Shengao Environmental Protection Equipment Co., Ltd, Nanjing Hongjiu Environmental Engineering Equipment Co., Ltd, Nanjing Kairun Environmental Protection Equipment Co., Ltd, Hebei Xingong Pump Industry Co., Ltd, Nanjing Sanyuan Environmental Protection Equipment Co., Ltd, Zhejiang Xinquan Pump Industry Co., Ltd, Hebei Bo Pump Industry Co., Ltd, Liansheng Environmental Protection Technology (Dezhou) 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 Aotelan Environmental Protection Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2014-08-05
Registered Capital10100K CNY

Nanjing Aotelan Environmental Protection Equipment Co., Ltd., with its registered address at 207, 2nd Floor, Building C, Yuting Plaza, No. 59 Wangqiao Road, Xiongzhou Street, Liuhe District, Nanjing City, is registered with the Market Supervision and Administration Bureau of Liuhe District, Nanjing City. The legal representative is Huang Zongliang, and the business scope includes licensed projects such as road freight transportation (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results) and general projects such as manufacturing of environmental protection special equipment; Manufacturing of specialized machinery for water resources; Manufacturing of specialized instruments and meters for environmental monitoring; Manufacturing of pumps and vacuum equipment; Wholesale of mechanical equipment; Manufacturing of mechanical and electrical equipment; Retail of hardware products; Wholesale of hardware products; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Manufacturing of metal fittings for construction and furniture; Information consulting services (excluding licensed information consulting services) (except for projects that require approval by law, conducting business activities independently with a business license in accordance with the law). Core products: Sludge Return Pump, Vertical Circulation (Float) Mixer, Frame Mixer

Top 2
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Jiangsu Lanhuan Technology Engineering Co., Ltd
Overall Score4.8 / 5
Est. Date2020-08-10
Registered Capital10000K CNY

Jiangsu Lanhuan Technology Engineering Co., Ltd., with its registered address at No. 54-16 Xuguang Road, Gutang Community, Xiongzhou Street, Liuhe District, Nanjing City, is registered with the Market Supervision and Administration Bureau of Liuhe District, Nanjing City. The legal representative is Zheng Xiayu, and the business scope includes licensed projects: road freight transportation (excluding dangerous goods) (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: manufacturing of environmental protection special equipment; Sales of electrical and mechanical equipment; Sales of specialized equipment for environmental protection; Sales of mechanical equipment; Engineering and technical research and experimental development; Leasing of construction machinery and equipment; Engineering management services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; External contracting projects; Sales of construction machinery; Information technology consulting services; Installation services for ordinary mechanical equipment; Loading and unloading handling; Agricultural machinery leasing; Agricultural machinery services (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: Sludge Return Pump, One, Peripheral Transmission Full Bridge Suction Dredger

Top 3
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Nanjing Shengao Environmental Protection Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2017-01-06
Registered Capital3000K CNY

Nanjing Shengao Environmental Protection Equipment Co., Ltd., with its registered address at No. 8, Building 409, Hengsheng Park, No. 399 Xiongzhou South Road, Longchi Street, Liuhe District, Nanjing City. The registration authority is the Market Supervision Administration of Liuhe District, Nanjing City, and the legal representative is Liu Xiuzhen. Its business scope includes general projects such as environmental consulting services; Sales of specialized equipment for environmental protection; Environmental protection monitoring; Industrial engineering design services; Wastewater treatment and its recycling; Water pollution control; Retail of hardware products; Sales of fishing machinery; Sales of household waste treatment equipment; Manufacturing of household waste treatment equipment; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, and fisheries; Manufacturing of photovoltaic equipment and components; Manufacturing of sludge treatment equipment; Manufacturing of pumps and vacuum equipment; Manufacturing of mechanical and electrical equipment; Sales of photovoltaic equipment and components; Sales of pumps and vacuum equipment; Water related consulting services; Specialized equipment repair; Sales of solar thermal power generation equipment; Sales of mechanical and electrical 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: Sludge Return Pump, Fountain Aerator, Single Drum Crushing Type Grille

TOP4
Nanjing Hongjiu Environmental Engineering Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2010-01-21
Registered Capital10500K CNY

Nanjing Hongjiu Environmental Engineering Equipment Co., Ltd. is registered at Building 2, Zhongnan Zhigu Industrial Park, No. 8 Xiaoqi Road, Xiongzhou Street, Liuhe District, Nanjing City. The registration authority is the Market Supervision Administration of Liuhe District, Nanjing City, and the legal representative is Zhou Deping. The business scope includes research and development, manufacturing, processing, sales, installation, and commissioning of environmental protection equipment, mechanical and electrical equipment, and water treatment equipment; Distribution cabinets, instruments and meters, hardware, and electrical sales. General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion (except for projects that require approval according to law, business activities can be carried out independently based on the business license). Core products: Sludge Return Pump, Submersible Mixer, Diving Propeller

TOP5
Nanjing Kairun Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2021-03-01
Registered Capital10000K CNY

Nanjing Kairun Environmental Protection Equipment Co., Ltd. is located at Room 2628, Building 1, No. 5 Zhufeng Road, Zhuzhen Town, Liuhe District, Nanjing City. It was established on March 1, 2021 and registered with the Market Supervision Administration of Liuhe District, Nanjing City. The legal representative is Zhang Jianzhong. Core products: Sludge Return Pump, Centrifugal Aerator, Frame Mixer

TOP6
Hebei Xingong Pump Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2016-04-06
Registered Capital3000K CNY

Hebei Xingong Pump Industry Co., Ltd., with its registered address at No. 7, Row 4, Street 2, District 6, Lujing Village, Shifo Town, Anguo City, is registered with the Market Supervision Administration of Anguo City. The legal representative is Zhao Ning, and its business scope includes water pump processing, water pump and accessory sales; Import and export business of goods (excluding those restricted by the state) (for projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sludge Return Pump, Filter Press Feed Pump, Submerged Slurry Pump

TOP7
Nanjing Sanyuan Environmental Protection Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date1995-05-09
Registered Capital10500K CNY

Nanjing Sanyuan Environmental Protection Equipment Co., Ltd. is registered in Xiongzhou Industrial Park, Liuhe District, Nanjing City. The registration authority is the Market Supervision Administration of Liuhe District, Nanjing City, and the legal representative is Chen Naipu. Its business scope includes the manufacturing and sales of sewage pumps and water treatment equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sludge Return Pump, Hyperbolic Mixer, Cyclone Sand Settling Device

TOP8
Zhejiang Xinquan Pump Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2017-10-24
Registered Capital10000K CNY

Zhejiang Xinquan Pump Industry Co., Ltd., registered at Heyi Village, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province (within Maoye Valve Co., Ltd.), registered with Yongjia County Market Supervision Administration, with Jiang Zhongda as the legal representative. Its business scope includes general projects such as pump and vacuum equipment manufacturing; Sales of pumps and vacuum equipment; Sales of valves and plugs; Manufacturing of electronic components and electromechanical equipment; Mechanical equipment research and development; General equipment manufacturing (excluding special equipment manufacturing); Mechanical parts and component processing; Sales of mechanical parts and components; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities are carried out independently based on the business license in accordance with the law).. Core products: Sludge Return Pump, Centrifugal Pump, Td Pipeline Circulating Pump

TOP9
Hebei Bo Pump Industry Co., Ltd
Overall Score4.5 / 5
Est. Date2020-04-15
Registered Capital5000K CNY

Hebei Bo Pump Industry Co., Ltd., registered at No. 22 Xingwang District, Nanyang Village, Shifo Town, Anguo City, registered with the Market Supervision Administration of Anguo City, with Liu Shanshan as the legal representative. Its business scope includes the production and sales of water pumps and accessories; Sales of motors, valves, bearings, hardware and electrical equipment, wires and cables, and rubber products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sludge Return Pump, Is Clear Water Centrifugal Pump, Double Suction Pump

TOP10
Liansheng Environmental Protection Technology (Dezhou) Co., Ltd
Overall Score4.3 / 5
Est. Date2021-08-18
Registered Capital1000K CNY

Liansheng Environmental Protection Technology (Dezhou) Co., Ltd., with its registered address located at the north of Xishou Road, Antai Street, Lingcheng District, Dezhou City, Shandong Province, is registered with the Market Supervision Administration of Lingcheng District, Dezhou City. The legal representative is Liu Xiujian, and its business scope includes general projects such as research and development of high-efficiency energy-saving technologies in the mining industry; Manufacturing of specialized equipment for environmental protection; Manufacturing of environmental emergency technology equipment; Sales of specialized equipment for environmental protection; Professional design services; Sales of mechanical equipment; General equipment repair; Specialized equipment repair; Information technology consulting services; Engineering management services; Manufacturing of specialized instruments and meters for environmental monitoring; Manufacturing of instruments and meters; Sales of specialized chemical products (excluding hazardous chemicals); Sales of specialized instruments and meters for environmental monitoring; Sales of mechanical parts and components; Sales of metal products; Sales of metal chains and other metal products; Mechanical equipment research and development; Agricultural machinery manufacturing; Sales of agricultural machinery; Livestock machinery manufacturing; Sales of livestock machinery. (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: Sludge Return Pump, Mixing Submersible Mixer, Ladder Style Mesh Grille

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nanjing Aotelan Environmental Protection Equipment Co., Ltd2014-08-05Sludge Return Pump, Vertical Circulation (Float) Mixer, Frame Mixer10100K CNYSupported
Jiangsu Lanhuan Technology Engineering Co., Ltd2020-08-10Sludge Return Pump, One, Peripheral Transmission Full Bridge Suction Dredger10000K CNYNot Supported
Nanjing Shengao Environmental Protection Equipment Co., Ltd2017-01-06Sludge Return Pump, Fountain Aerator, Single Drum Crushing Type Grille3000K CNYNot Supported
Nanjing Hongjiu Environmental Engineering Equipment Co., Ltd2010-01-21Sludge Return Pump, Submersible Mixer, Diving Propeller10500K CNYNot Supported
Nanjing Kairun Environmental Protection Equipment Co., Ltd2021-03-01Sludge Return Pump, Centrifugal Aerator, Frame Mixer10000K CNYNot Supported
Hebei Xingong Pump Industry Co., Ltd2016-04-06Sludge Return Pump, Filter Press Feed Pump, Submerged Slurry Pump3000K CNYSupported
Nanjing Sanyuan Environmental Protection Equipment Co., Ltd1995-05-09Sludge Return Pump, Hyperbolic Mixer, Cyclone Sand Settling Device10500K CNYNot Supported
Zhejiang Xinquan Pump Industry Co., Ltd2017-10-24Sludge Return Pump, Centrifugal Pump, Td Pipeline Circulating Pump10000K CNYSupported
Hebei Bo Pump Industry Co., Ltd2020-04-15Sludge Return Pump, Is Clear Water Centrifugal Pump, Double Suction Pump5000K CNYNot Supported
Liansheng Environmental Protection Technology (Dezhou) Co., Ltd2021-08-18Sludge Return Pump, Mixing Submersible Mixer, Ladder Style Mesh Grille1000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of sludge reflux pumps, it is recommended to prioritize confirming key parameters such as flow rate, head, and material to ensure compatibility with the treatment capacity and corrosive medium characteristics of the sewage treatment system.
  • In municipal sewage treatment plants or industrial wastewater treatment scenarios, the appropriate pump type should be selected based on the sludge concentration. For high concentration sludge, wear-resistant spiral centrifugal reflux pumps can be considered.
  • When selecting suppliers, priority should be given to product matching, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information to reduce procurement risks.
  • Long term operation of sludge reflux pumps requires attention to energy consumption indicators. It is recommended to compare energy efficiency data of different models and evaluate operating costs based on actual working conditions.

Knowledge Base

Q

Choosing a suitable sludge reflux pump requires consideration of factors such as pollutant type, treatment process, and treatment capacity. At the same time, a comprehensive evaluation should be conducted based on factors such as pump performance, material, and structure to select products and accessories that meet one's own needs. Sludge reflux pump, also known as sedimentation tank sludge pump or sedimentation tank discharge pump, is widely used in wastewater treatment systems The equipment used. its

Q

Baidu AiGou has found pictures of different categories of sewage sludge reflux pumps for you, taking you to appreciate the diversity and uniqueness of sewage sludge reflux pumps. At the same time, we also recommend high-quality sewage sludge reflux pump products for you, so that you can easily and quickly find the most suitable sewage sludge reflux pump for yourself when purchasing.

Q

Sludge reflux pump is a key equipment in sewage treatment systems. Used to return some of the sludge from the sedimentation tank to the biochemical reaction tank. It can maintain the concentration of microorganisms in the reaction tank, promote biochemical reactions, improve treatment efficiency, ensure effluent quality, and has multiple types and characteristics to adapt to different treatment process requirements.

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