Updated Oct 13, 2026 · Public platform & industry data

Oct 13, 2026 Updated

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2026 Top 10 Dissolved Air Flotation Manufacturers in China

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

The top 10 Dissolved Air Flotation manufacturers in China for 2026 are: Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd, Shandong Huayue Environmental Protection Technology Co., Ltd, Shandong Huamai Environmental Protection Equipment Engineering Co., Ltd, Shandong Baike Environmental Engineering Co., Ltd, Shandong Chuanbo Environmental Protection Technology Co., Ltd, Shandong Lingke Environmental Protection Technology Co., Ltd, Shandong Dijie Environmental Protection Technology Co., Ltd, Jiangsu Ruke Environmental Protection Equipment Co., Ltd, Shandong Xinke Environmental Protection Technology Co., Ltd, Yixing Hengye 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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Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2018-06-01
Registered Capital5000K CNY

Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd., with its registered address at No. 9 Chengzhou Road, Industrial Concentration Zone, Gaocheng Town, Yixing City, registered with Yixing Data Bureau, and represented by Tang Wei as its legal representative. Its business scope includes the processing, manufacturing, installation, sales, and technical services of environmental protection equipment and accessories, water treatment equipment and accessories, general machinery equipment and accessories, low-voltage control cabinets, incinerators, dust removal equipment, desulfurization equipment, denitrification equipment, exhaust gas purification equipment, deodorization equipment, and noise control equipment; Sales of instruments and meters, chemical products and raw materials (excluding hazardous chemicals), pipelines, valves, wires and cables, hardware and electrical equipment; Design and construction of environmental protection projects. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dissolved Air Flotation, Ladder Style Mesh Grille, Fiber Disc Filter

Top 2
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Shandong Huayue Environmental Protection Technology Co., Ltd

Lingjun International 906, Intersection of Yuqing Street and Youai Road, Weicheng District, Weifang City

Overall Score4.8 / 5
Est. Date2021-07-20
Registered Capital6000K CNY

Shandong Huayue Environmental Protection Technology Co., Ltd. is located at the intersection of Yuqing Street and Youai Road, Lingjun International 906, Weicheng District, Weifang City. It was established on July 20, 2021, with the registration authority of Weifang Weicheng District Market Supervision Administration and the legal representative being Zhong Zhibin. Core products: Dissolved Air Flotation

Top 3
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Shandong Huamai Environmental Protection Equipment Engineering Co., Ltd

200 meters north of the intersection of Delis Avenue and 206 National Highway in Shunwang Street, Zhucheng City, Weifang City, Shandong Province, east of the road

Overall Score4.8 / 5
Est. Date2020-09-18
Registered Capital3000K CNY

Shandong Huamai Environmental Protection Equipment Engineering Co., Ltd. is located 200 meters north of the intersection of Delis Avenue and National Highway 206 in Shunwang Street, Zhucheng City, Weifang City, Shandong Province. It was established on September 18, 2020, with the registration authority of Zhucheng Market Supervision Administration and the legal representative being Gao Muhua. Core products: Dissolved Air Flotation

TOP4
Shandong Baike Environmental Engineering Co., Ltd
Overall Score4.7 / 5
Est. Date2017-07-27
Registered Capital30000K CNY

Shandong Baike Environmental Engineering Co., Ltd., with its registered address at 767 Renmin East Road, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Wang Xijin, and its business scope includes the design and construction of environmental pollution prevention and control treatment projects; Air pollution control and water pollution control; Processing and selling specialized equipment and accessories for environmental pollution prevention and control; Development and promotion of environmental protection technologies; Engineering management services; Construction of landscaping and municipal engineering projects; Import and export business of goods. (Projects that require approval by law can only be operated after approval by relevant departments.). Core products: Dissolved Air Flotation, Microfiltration Machine, Low Temperature Pyrolysis Incinerator

TOP5
Shandong Chuanbo Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2019-01-22
Registered Capital3000K CNY

Shandong Chuanbo Environmental Protection Technology Co., Ltd. is located on the second floor of the Innovation and Entrepreneurship Center in Weifang Comprehensive Bonded Zone, Shandong Province, at 201-23. It was established on January 22, 2019 and registered with the Weifang Comprehensive Bonded Zone Market Supervision and Administration Bureau. The legal representative is Zhang Chengbo. Core products: Dissolved Air Flotation

TOP6
Shandong Lingke Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2017-07-14
Registered Capital20000K CNY

Shandong Lingke Environmental Protection Technology Co., Ltd., with its registered address at 2-301, Building 7, Xinhua Yuan Community, No. 1914, West Intersection of Jinma Road and Tongyin Street, Beiyuan Community, Xincheng Street, Weifang High tech Zone, Shandong Province (limited to office space only), registered with the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, and represented by Zheng Ning as the legal representative. 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; Installation services for ordinary mechanical equipment; Engineering management services; Sales of mechanical and electrical equipment; Sales of instruments and meters; General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; Import and export of goods; Import and export agency; 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 in accordance with the law) Licensed project: construction project construction; Construction project design. (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, Air Flotation Machine, Chlorine Dioxide Generator

TOP7
Shandong Dijie Environmental Protection Technology Co., Ltd
Overall Score4.6 / 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, Scraping And Suction Mud Machine, Fully Automatic Dosing Device

TOP8
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, Water Treatment Series, Solar Series

TOP9
Shandong Xinke Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2018-08-14
Registered Capital5000K CNY

Shandong Xinke Environmental Protection Technology Co., Ltd., with its registered address at Xituqiang Industrial Park, Longdu Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Xu Zhifeng, and its business scope includes research and development, processing, and sales of environmental protection machinery and accessories; Environmental engineering design and construction; Environmental technology consulting; Selling sewage treatment additives; Import and export business of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dissolved Air Flotation, Dissolved Air Flotation (Daf) Unit, Inclined Tube Settler

TOP10
Yixing Hengye Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2015-04-15
Registered Capital580K CNY

Yixing Hengye Environmental Protection Technology Co., Ltd., with its registered address in Gaoyao Village, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Zhou Huaqing. Its business scope includes licensed projects such as power generation, transmission, and power supply (distribution); Construction project design; Construction projects (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) General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; Manufacturing of specialized equipment for environmental protection; Manufacturing of industrial automatic control system devices; Manufacturing of ovens, furnaces, and electric furnaces; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of plastic products; Mechanical parts and component processing; Sales of specialized equipment for environmental protection; Sales of industrial automatic control system devices; Sales of ovens, furnaces, and electric furnaces; Sales of mechanical parts and components; Sales of mechanical equipment; Wholesale of hardware products; Operation of wires and cables; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of insulation materials; Sales of plastic products; Sales of glass fiber reinforced plastic products; Sales of metal products; Sales of metal materials; Sales of building materials; Sales of instruments and meters; Sales of pumps and vacuum equipment; Sales of valves and plugs; Sales of fans and blowers; Sales of sealing fillers; Sales of gears, gear reducers, and gearboxes; Environmental consulting services; Installation services for ordinary mechanical equipment; Engineering management services; Import and export agency; Technology import and export; Import and export of goods (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: Dissolved Air Flotation, Aerator, Dosing Device

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd2018-06-01Dissolved Air Flotation, Ladder Style Mesh Grille, Fiber Disc Filter5000K CNYNot Supported
Shandong Huayue Environmental Protection Technology Co., Ltd2021-07-20Dissolved Air Flotation6000K CNYNot Supported
Shandong Huamai Environmental Protection Equipment Engineering Co., Ltd2020-09-18Dissolved Air Flotation3000K CNYNot Supported
Shandong Baike Environmental Engineering Co., Ltd2017-07-27Dissolved Air Flotation, Microfiltration Machine, Low Temperature Pyrolysis Incinerator30000K CNYSupported
Shandong Chuanbo Environmental Protection Technology Co., Ltd2019-01-22Dissolved Air Flotation3000K CNYSupported
Shandong Lingke Environmental Protection Technology Co., Ltd2017-07-14Dissolved Air Flotation, Air Flotation Machine, Chlorine Dioxide Generator20000K CNYNot Supported
Shandong Dijie Environmental Protection Technology Co., Ltd2018-01-11Dissolved Air Flotation, Scraping And Suction Mud Machine, Fully Automatic Dosing Device5000K CNYSupported
Jiangsu Ruke Environmental Protection Equipment Co., Ltd2011-01-12Dissolved Air Flotation, Water Treatment Series, Solar Series108000K CNYNot Supported
Shandong Xinke Environmental Protection Technology Co., Ltd2018-08-14Dissolved Air Flotation, Dissolved Air Flotation (Daf) Unit, Inclined Tube Settler5000K CNYNot Supported
Yixing Hengye Environmental Protection Technology Co., Ltd2015-04-15Dissolved Air Flotation, Aerator, Dosing Device580K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of dissolved air flotation, it is recommended to prioritize confirming key technical parameters such as processing capacity, dissolved air efficiency, and bubble particle size to ensure the compatibility of the equipment with wastewater treatment or solid-liquid separation scenarios.
  • In industries such as food processing, printing and dyeing wastewater, or petrochemicals, the type of dissolved air flotation should be selected based on water quality characteristics. For example, high oil wastewater should pay attention to surface load and skimming ability.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • In the actual procurement process of dissolved air flotation, it is recommended to compare the energy consumption data and operational stability indicators provided by different suppliers. Long term usage costs may significantly differ due to design differences.

Knowledge Base

Q

The selection of a dissolved air flotation machine should consider factors such as water treatment capacity, suspended solids concentration, particle size, and viscosity. When selecting, the required air flotation effect, equipment's dissolved air capacity, and release head performance should be evaluated, and appropriate chemicals should be selected for use according to water quality characteristics. The correct selection of dissolved air flotation machine is crucial for the operational efficiency and cost control of sewage treatment systems.

Q

<&order>Municipal sewage treatment plant. Industrial wastewater treatment. Food processing industry. <&order>Textile industry. <&order>Paper industry. Petrochemical industry: Dissolved air flotation equipment can be used to treat suspended solids, oils, and organic matter in petrochemical wastewater, meeting environmental protection requirements. Dissolved air flotation equipment can be used to treat suspended solids, organic matter, and drug residues in pharmaceutical wastewater.

Q

Vertical flow dissolved air flotation machine is mainly used in the water treatment process, which injects compressed air into the water to form tiny bubbles, causing suspended particles, oil and other pollutants in the sewage to adhere to the surface of the bubbles and float up to the water surface, thereby achieving solid-liquid separation. This device can effectively remove light suspended solids and oil substances from sewage, improving water purification efficiency.

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