Updated Jul 31, 2026 · Public platform & industry data

Jul 31, 2026 Updated

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2026 Top 10 Dissolved Air Flotation (Daf) Unit Manufacturers in China

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Top-rated Dissolved Air Flotation (Daf) Unit suppliers, How to choose a Dissolved Air Flotation (Daf) Unit manufacturer, Best Dissolved Air Flotation (Daf) Unit companies in China

The top 10 Dissolved Air Flotation (Daf) Unit manufacturers in China for 2026 are: Shandong Zhongtai Environmental Protection Equipment Co., Ltd, Weifang Qiande Environmental Protection Equipment Co., Ltd, Zhucheng Boyu Environmental Protection Equipment Co., Ltd, Shandong Dijie Environmental Protection Technology Co., Ltd, Zhucheng Jinlong Machinery Manufacturing Co., Ltd, Jiangsu Ruke Environmental Protection Equipment Co., Ltd, Shandong Guangsheng Environmental Protection Technology Co., Ltd, Shandong Jinlong Environmental Engineering Co., Ltd, Shandong Jielute Environmental Protection Technology Co., Ltd, Shandong Zhonghuan Detian Environmental Protection Technology 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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Shandong Zhongtai Environmental Protection Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2012-10-24
Registered Capital9000K CNY

Shandong Zhongtai Environmental Protection Equipment Co., Ltd., with its registered address located 1.5 kilometers east of the intersection of Beihai Road and Bama Road in Fangcheng Street, Fangzi District, Weifang City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Fangzi District, Weifang City. The legal representative is Guo Yuxian, and the business scope includes general projects: manufacturing of environmental protection special equipment; Sales of specialized equipment for environmental protection; Environmental consulting services; Sales of ecological environment materials; Research and development of new material technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Engineering management services; Installation services for ordinary mechanical equipment; Specialized equipment repair; Sales of mechanical equipment; Mechanical equipment research and development; Maintenance of electronic and mechanical equipment (excluding special equipment); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: construction engineering design; Construction project construction; Installation, renovation, and repair of special equipment; Sales of disinfection equipment; Production of disinfection products for the prevention and control of infectious diseases. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Dissolved Air Flotation (Daf) Unit, Other Disinfection And Dosing Devices, School Laboratory Sewage Treatment Equipment

Top 2
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Weifang Qiande Environmental Protection Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2017-07-27
Registered Capital3000K CNY

Weifang Qiande Environmental Protection Equipment Co., Ltd. is registered in Chejiagou Village, Yeyuan Town, Linqu County, Weifang City, Shandong Province. The registration authority is Linqu County Market Supervision Administration Bureau, and the legal representative is Feng Yumei. The business scope includes the manufacturing, sales, and installation of environmental protection equipment, water treatment equipment, filtration equipment, mining machinery equipment and accessories; Environmental engineering design and construction; Processing and sales of rubber and plastic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dissolved Air Flotation (Daf) Unit, Valve Free Filtration Device, Dosing Device

Top 3
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Zhucheng Boyu Environmental Protection Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2011-01-07
Registered Capital20000K CNY

Zhucheng Boyu Environmental Protection Equipment Co., Ltd., with its registered address at No. 151 Yong'an Road, Mizhou Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Wang Haibo, and its business scope includes general projects such as the manufacturing of specialized environmental protection equipment; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of metal processing machinery; Sales of mechanical equipment; Installation and maintenance of specialized machinery for agriculture, forestry, animal husbandry, and fisheries; Manufacturing of casting machinery; Sales of casting machinery; Environmental consulting services; Manufacturing of specialized chemical products (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Engineering management services; Installation services for ordinary mechanical equipment; Engineering and technical services (excluding planning management, survey, design, and supervision); Construction of landscaping and greening projects; Construction of earthwork engineering; Construction of metal doors and windows engineering; Retail of hardware products; Sales of electronic components and electromechanical equipment; Sales of renewable resources; Sales of fiberglass and related products; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Dissolved Air Flotation (Daf) Unit, Stacked Screw Sludge Dewatering Machine, Ton Bag Unloader

TOP4
Shandong Dijie Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2018-01-11
Registered Capital5000K CNY

Shandong Dijie Environmental Protection Technology Co., Ltd., with its registered address at Dashangyu Industrial Park, Shiquan Community, Huanghua Town, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Sun Guijie, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Environmental consulting services; Mechanical equipment research and development; Sales of mechanical equipment; Engineering and technical research and experimental development; Manufacturing of specialized equipment for food, alcohol, beverage, and tea production; Manufacturing of specialized equipment for agricultural and sideline food processing; Sales of specialized equipment for agricultural and sideline food processing; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of specialized instruments and meters for environmental monitoring; Agricultural machinery manufacturing; Sales of agricultural machinery; Manufacturing of metal processing machinery; Livestock machinery manufacturing; Sales of livestock machinery; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, and fisheries; Installation and maintenance of specialized machinery for agriculture, forestry, animal husbandry, and fisheries; Manufacturing of casting machinery; Sales of casting machinery; Manufacturing of specialized machinery and equipment for water resources; Glass manufacturing; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of household waste treatment equipment; Sales of household waste treatment equipment; Manufacturing of construction machinery; Sales of construction machinery; Sales of building materials; Sales of metal materials; Sales of metal structures; Wholesale of hardware products; Retail of hardware products; Retail of electronic components; Manufacturing of specialized chemical products (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Technology import and export; Import and export of goods. (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: Dissolved Air Flotation (Daf) Unit, Scraping And Suction Mud Machine, Intercepting Well

TOP5
Zhucheng Jinlong Machinery Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date1997-07-16
Registered Capital10000K CNY

Zhucheng Jinlong Machinery Manufacturing Co., Ltd., with its registered address located at the west of the middle section of Delis Avenue in Zhucheng City, Weifang City, Shandong Province (west of Sun'er Village, Changcheng Town), is registered with Zhucheng Market Supervision Administration Bureau, and its legal representative is Sui Bingli. Its business scope includes licensed projects such as sewage treatment and its recycling. (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 of relevant departments.) General projects: Manufacturing of pulp and paper special equipment; Sales of specialized equipment for pulp and paper production; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of specialized equipment for agricultural and sideline food processing; Sales of specialized equipment for agricultural and sideline food processing; Manufacturing of specialized equipment for food, alcohol, beverage, and tea production; Sales of mechanical equipment; Manufacturing of ovens, furnaces, and electric furnaces; Sales of ovens, furnaces, and electric furnaces; Sales of metal structures; Manufacturing of metal structures; Technology import and export; Import and export of goods; Engineering and technical research and experimental development; Manufacturing of ecological environment materials; Manufacturing of electronic specialized equipment; Sales of electronic specialized equipment; Solid waste management; Sales of specialized chemical products (excluding hazardous chemicals); Sales of daily chemical products; Sales of chemical products (excluding licensed chemical 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: Dissolved Air Flotation (Daf) Unit, Belt Filter Press, Pulping Equipment

TOP6
Jiangsu Ruke Environmental Protection Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2011-01-12
Registered Capital108000K CNY

Jiangsu Ruke Environmental Protection Equipment Co., Ltd., with its registered address at No. 28 Zizhu Road, Hengliang Street, Liuhe District, Nanjing City, is registered with the Market Supervision and Administration Bureau of Liuhe District, Nanjing City. The legal representative is Zhu Zhengfei, and its business scope includes environmental protection equipment, pumps, sewage treatment equipment, metal processing, and sales; Computer network engineering and construction engineering; Electronic information consultation. Licensed projects: various types of engineering construction activities; Import and export of goods; Technology import and export; Import and export agency; Construction professional operations; Supervision of water conservancy engineering construction; Kitchen waste treatment (a project that requires approval by law and can only be operated after approval by relevant departments. Specific business projects are subject to the approval results) General projects: manufacturing of pumps and vacuum equipment; Manufacturing of specialized equipment for environmental protection; Water pollution control; Water pollution prevention and control services; Wastewater treatment and its recycling; Manufacturing of monitoring and detection instruments for water quality pollutants; Manufacturing of diving rescue equipment; Municipal facility management; Manufacturing of new energy prime mover equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Sales of specialized equipment for environmental protection; Sales of pumps and vacuum equipment; Manufacturing of specialized machinery and equipment for water resources; Sales of mechanical equipment; Sales of diving rescue equipment; Sales of underwater systems and operational equipment; Manufacturing of underwater systems and operational equipment; Development of key supporting systems for ocean engineering; Air pollution control; Intelligent control system integration; Development of intelligent water management system; Motor manufacturing; Research and development of resource recycling technology; Salvage services; Marine services; Environmental consulting services (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Dissolved Air Flotation (Daf) Unit, Underwater Landscape Aeration Equipment, Push Flow Aerator

TOP7
Shandong Guangsheng Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2012-11-02
Registered Capital50880K CNY

Shandong Guangsheng Environmental Protection Technology Co., Ltd., registered at Laotai Xue Road South, Zhucheng Development Zone, Weifang City, Shandong Province, with the registration authority of Zhucheng Market Supervision and Administration Bureau and the legal representative of Li Hua. Its business scope includes general projects such as mechanical equipment research and development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of specialized equipment for agricultural and sideline food processing; Sales of specialized equipment for agricultural and sideline food processing; Manufacturing of specialized equipment for pulp and paper production; Sales of specialized equipment for pulp and paper production; Agricultural machinery manufacturing; Sales of agricultural machinery; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of agricultural, forestry, animal husbandry and fishery machinery accessories; Sales of agricultural, forestry, animal husbandry and fishery machinery accessories; Construction of landscaping and greening projects; Manufacturing of instruments and meters; Sales of instruments and meters; Installation services for ordinary mechanical equipment; Solid waste management; External contracting projects; Air pollution control; Air pollution prevention and control services; Soil environmental pollution prevention and control services; Soil pollution control and remediation services; Sales of chemical products (excluding licensed chemical products); Retail of hardware products; Wholesale of hardware products; Sales of building waterproofing membrane products; Sales of building materials; Sales of lightweight building materials; Sales of building decoration materials; Sales of metal materials; Manufacturing of automotive parts and accessories; Wholesale of automotive spare parts; Retail of automotive spare parts; Manufacturing of special task robots; Sales of service consumption robots; Sales of intelligent robots; Sales of industrial robots; Manufacturing of service consumption robots; Industrial robot manufacturing; Installation and maintenance of industrial robots; Research and development of intelligent robots; Sales of artificial intelligence hardware; Manufacturing of household waste treatment equipment; Sales of household waste treatment equipment; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Import and export of goods. (Except for projects that require approval according to law, conduct business activities independently based on the business license) Licensed project: electrical installation services; Construction project design; Construction project construction; Production and supply of tap water; Wastewater treatment and its recycling; Kitchen waste disposal. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Dissolved Air Flotation (Daf) Unit, Slaughter Wastewater Treatment Equipment, Scraping And Suction Mud Machine

TOP8
Shandong Jinlong Environmental Engineering Co., Ltd
Overall Score4.6 / 5
Est. Date2016-05-05
Registered Capital51880K CNY

Shandong Jinlong Environmental Engineering Co., Ltd., with its registered address at 6177 Liyuan Street, Changcheng Town, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Sui Bingli, and its business scope includes environmental protection engineering, greening engineering, and power engineering construction; Installation and maintenance of mechanical and electrical equipment; Security engineering design, construction, and maintenance; Industrial product design; Environmental technology development, technical consulting, and technical services; Production and sales of environmental protection equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dissolved Air Flotation (Daf) Unit, Air Flotation Machine, Paper Making Machine

TOP9
Shandong Jielute Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2016-10-26
Registered Capital11000K CNY

Shandong Jielute Environmental Protection Technology Co., Ltd. is registered at No. 999 Ronghua Road, Ronghua Community, Xincheng Street, Weifang High tech Zone, Shandong Province, China No. 1504, Unit 1, Building 8, Block B, Xinghai Bay, registered with the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, with Zhang Gaojie as the legal representative. The business scope includes research and sales of water treatment equipment and environmental protection equipment; Design, research and development, and sales of water treatment equipment and supporting products; Design and construction of environmental protection projects; Sales: Mechanical and electrical equipment, instruments and accessories, water treatment agents (excluding hazardous chemicals and precursor chemicals); Environmental protection monitoring services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dissolved Air Flotation (Daf) Unit, Sodium Hypochlorite Generator Slow-Release Sterilizer, Integrated Sewage Treatment Equipment

TOP10
Shandong Zhonghuan Detian Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2015-06-04
Registered Capital3000K CNY

Shandong Zhonghuan Detian Environmental Protection Technology Co., Ltd., with its registered address at No. 101 Zhanqian Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Zhao Jiongyi, and its business scope includes general projects such as mechanical equipment research and development; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of specialized equipment for agricultural and sideline food processing; Sales of specialized equipment for agricultural and sideline food processing; Manufacturing of specialized equipment for pulp and paper production; Sales of specialized equipment for pulp and paper production; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of construction machinery; Sales of construction machinery; Sales of metal materials; Specialized equipment repair; General equipment repair; Electrical equipment repair; Solid waste management; Software development; Research and development of unconventional water source utilization technology; Air pollution prevention and control services; Industrial engineering design services; Installation services for ordinary mechanical equipment; Import and export of goods. (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: Dissolved Air Flotation (Daf) Unit, Household Waste Incinerator, Cyclone Sand Settling Device

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shandong Zhongtai Environmental Protection Equipment Co., Ltd2012-10-24Dissolved Air Flotation (Daf) Unit, Other Disinfection And Dosing Devices, School Laboratory Sewage Treatment Equipment9000K CNYNot Supported
Weifang Qiande Environmental Protection Equipment Co., Ltd2017-07-27Dissolved Air Flotation (Daf) Unit, Valve Free Filtration Device, Dosing Device3000K CNYSupported
Zhucheng Boyu Environmental Protection Equipment Co., Ltd2011-01-07Dissolved Air Flotation (Daf) Unit, Stacked Screw Sludge Dewatering Machine, Ton Bag Unloader20000K CNYSupported
Shandong Dijie Environmental Protection Technology Co., Ltd2018-01-11Dissolved Air Flotation (Daf) Unit, Scraping And Suction Mud Machine, Intercepting Well5000K CNYSupported
Zhucheng Jinlong Machinery Manufacturing Co., Ltd1997-07-16Dissolved Air Flotation (Daf) Unit, Belt Filter Press, Pulping Equipment10000K CNYNot Supported
Jiangsu Ruke Environmental Protection Equipment Co., Ltd2011-01-12Dissolved Air Flotation (Daf) Unit, Underwater Landscape Aeration Equipment, Push Flow Aerator108000K CNYNot Supported
Shandong Guangsheng Environmental Protection Technology Co., Ltd2012-11-02Dissolved Air Flotation (Daf) Unit, Slaughter Wastewater Treatment Equipment, Scraping And Suction Mud Machine50880K CNYNot Supported
Shandong Jinlong Environmental Engineering Co., Ltd2016-05-05Dissolved Air Flotation (Daf) Unit, Air Flotation Machine, Paper Making Machine51880K CNYNot Supported
Shandong Jielute Environmental Protection Technology Co., Ltd2016-10-26Dissolved Air Flotation (Daf) Unit, Sodium Hypochlorite Generator Slow-Release Sterilizer, Integrated Sewage Treatment Equipment11000K CNYSupported
Shandong Zhonghuan Detian Environmental Protection Technology Co., Ltd2015-06-04Dissolved Air Flotation (Daf) Unit, Household Waste Incinerator, Cyclone Sand Settling Device3000K CNYNot Supported

Purchasing Guide

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

  • In the actual procurement process of dissolved air flotation machines, it is recommended to prioritize confirming key technical parameters such as processing capacity and dissolved air efficiency to ensure that the equipment matches the scale of wastewater treatment. For example, the chemical or food processing industries have significant differences in load requirements.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers usually provide more stable equipment performance and after-sales service guarantees.
  • The dissolved air flotation machine is suitable for scenarios such as oily wastewater and papermaking white water. When purchasing, the appropriate model should be selected based on the requirements of suspended solids concentration, water quality characteristics, etc., to avoid excessive configuration or insufficient performance.
  • Different industries have different requirements for the corrosion resistance and automation level of dissolved air flotation machines. For example, the treatment of electroplating wastewater requires attention to material selection, while municipal wastewater may pay more attention to operational energy consumption indicators.

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