Updated Oct 8, 2026 · Public platform & industry data

Oct 8, 2026 Updated

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2026 Top 10 Three Box Dosing Device Manufacturers in China

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Top-rated Three Box Dosing Device suppliers, How to choose a Three Box Dosing Device manufacturer, Best Three Box Dosing Device companies in China

The top 10 Three Box Dosing Device manufacturers in China for 2026 are: Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd, Nanjing Aotelan Environmental Protection Equipment Co., Ltd, Jiangsu Ruilong Environmental Protection Technology Co., Ltd, Jiangsu Nanyuan Environmental Protection Technology Co., Ltd, Yixing Hengye Environmental Protection Technology Co., Ltd, Zhengzhou Sina Environmental Protection Materials Equipment Co., Ltd, Lianyungang Hongfeng Energy saving and Environmental Protection Equipment Co., Ltd, Jiangsu Ronghui Environmental Engineering Co., Ltd, Lianyungang Power Machinery Co., Ltd, Lianyungang Yunguo 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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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: Three Box Dosing Device, Ladder Style Mesh Grille, Fiber Disc Filter

Top 2
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Nanjing Aotelan Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 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: Three Box Dosing Device, Sludge Conveyor, Aerator

Top 3
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Jiangsu Ruilong Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2019-03-13
Registered Capital10000K CNY

Jiangsu Ruilong Environmental Protection Technology Co., Ltd., with its registered address at No. 77 Yuandong Avenue, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Sun Chong as the legal representative. Its business scope includes the research and development, design, manufacturing, installation, and sales of environmental pollution prevention and control equipment, water quality pollution prevention and control equipment, solid waste pollution prevention and control equipment, exhaust gas pollution prevention and control equipment, noise pollution prevention and control equipment, desulfurization and denitrification equipment, dust removal equipment, membrane separation equipment, and complete automation control equipment; Noise control; Soil remediation; Operation and management of environmental pollution control facilities; Design and construction of environmental protection engineering, municipal public works, river dredging engineering, water supply and drainage engineering, pipeline dredging engineering, and landscape engineering; Sales of environmental protection equipment accessories, environmental protection fillers, instruments and meters, metal materials, activated carbon, water treatment agents (excluding hazardous chemicals), chemical products and raw materials (excluding hazardous chemicals), rubber products, plastic products, fiberglass products, wires and cables, hardware and electrical equipment, complete sets of power equipment and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Three Box Dosing Device, Fiber Disc Filter, Sand-Water Separator

TOP4
Jiangsu Nanyuan Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2011-08-10
Registered Capital20080K CNY

Jiangsu Nanyuan 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 Kang as its legal representative. Its business scope includes technical research, development, design, manufacturing, and sales of environmental protection equipment; Manufacturing, processing, and sales of submersible mixers, submersible thrusters, and water pumps; Sales of environmental protection equipment and accessories, plastic products, metal materials, and fiberglass products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Three Box Dosing Device, Submersible Mixer, Diving Propeller

TOP5
Yixing Hengye Environmental Protection Technology Co., Ltd
Overall Score4.6 / 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: Three Box Dosing Device, Aerator, Dosing Device

TOP6
Zhengzhou Sina Environmental Protection Materials Equipment Co., Ltd

No. 2 Chaoyang East Road, Yong'an Road Street, Gongyi City, Zhengzhou City, Henan Province

Overall Score4.5 / 5
Est. Date2011-01-18
Registered Capital11200K CNY

Zhengzhou Sina Environmental Protection Material Equipment Co., Ltd. is located at No. 2 Chaoyang East Road, Yong'an Road Street, Gongyi City, Zhengzhou City, Henan Province. It was established on January 18, 2011, with the registration authority of Gongyi Market Supervision Administration and the legal representative being Li Shaopu. Core products: Three Box Dosing Device

TOP7
Lianyungang Hongfeng Energy saving and Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2021-06-30
Registered Capital5000K CNY

Lianyungang Hongfeng Energy saving and Environmental Protection Equipment Co., Ltd., with its registered address at No. 32 Wangdang Village Street, Longju Town, Guanyun County, Lianyungang City, registered with Guanyun County Data Bureau, and represented by Wang Yuanyuan as its legal representative. Its business scope includes general projects such as the manufacturing of specialized environmental protection equipment; Specialized equipment repair; Environmental consulting services; Manufacturing of mechanical and electrical equipment; Sales of power facilities and equipment; Manufacturing of power facilities and equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of electronic specialized equipment; Research and development of efficient and energy-saving technologies in the power industry; Energy saving management services; General equipment manufacturing (excluding special equipment manufacturing); Sales of thermal and sound insulation materials (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: Three Box Dosing Device, Silencer, Water Filter

TOP8
Jiangsu Ronghui Environmental Engineering Co., Ltd
Overall Score4.5 / 5
Est. Date2007-03-01
Registered Capital118000K CNY

Jiangsu Ronghui Environmental Engineering Co., Ltd., registered in Gaocheng Foreign Investment Industrial Park (Gaoyao Village), Yixing City, with the registration authority being Yixing Data Bureau and the legal representative being Shi Xiaofan. Its business scope includes engaging in environmental engineering professional contracting business with first-class qualifications; Engage in specialized contracting business for mechanical and electrical equipment installation engineering with a second level qualification; Design and construction of municipal engineering, landscaping engineering, building construction engineering, and steel structure engineering; Design of environmental protection engineering; Operation and maintenance of environmental pollution control facilities; Design, research and development, manufacturing, sales, installation, and maintenance of environmental pollution prevention and control equipment, water treatment equipment, desulfurization and dust removal equipment, air pollution prevention and control equipment, noise prevention and control equipment, laboratory complete equipment, ventilation equipment, concentration equipment, and incinerator equipment; Thermal supply services; Contract energy management services; Import and export business of various commodities and technologies through self operation and agency (excluding commodities 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) Licensed project: Manufacturing of special equipment; Special equipment design; Special equipment installation, renovation, and repair (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Three Box Dosing Device, Belt Filter Press, Pe Dosing Device

TOP9
Lianyungang Power Machinery Co., Ltd
Overall Score4.4 / 5
Est. Date2013-06-05
Registered Capital12000K CNY

Lianyungang Neng Power Machinery Co., Ltd., with its registered address at No. 13 Changjiang West Road, Xinpu Economic Development Zone, Haizhou District, Lianyungang City, is registered with the Haizhou District Administrative Approval Bureau of Lianyungang City. Its legal representative is Pan Hualing, and its business scope includes the production of power equipment, environmental protection equipment, general machinery, and condenser accessories (excluding projects involving pre licensing such as plastics and chemicals). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)***. Core products: Three Box Dosing Device, Deaerator, Roots Blower Silencer

TOP10
Lianyungang Yunguo Environmental Protection Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2016-05-12
Registered Capital6000K CNY

Lianyungang Yunguo Environmental Protection Equipment Co., Ltd., registered at No. 18 Xinba Middle Road, Jinping Industrial Park, Haizhou District, Lianyungang City, with the registration authority of Lianyungang Market Supervision Administration and the legal representative of Zhu Yunguo. Its business scope includes the production of energy-saving and environmental protection equipment, power auxiliary equipment, noise reduction equipment, and water treatment equipment; Sales of hardware tools and mechanical equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)***. Core products: Three Box Dosing Device, Deaerator, Duct Silencer

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd2018-06-01Three Box Dosing Device, Ladder Style Mesh Grille, Fiber Disc Filter5000K CNYNot Supported
Nanjing Aotelan Environmental Protection Equipment Co., Ltd2014-08-05Three Box Dosing Device, Sludge Conveyor, Aerator10100K CNYSupported
Jiangsu Ruilong Environmental Protection Technology Co., Ltd2019-03-13Three Box Dosing Device, Fiber Disc Filter, Sand-Water Separator10000K CNYSupported
Jiangsu Nanyuan Environmental Protection Technology Co., Ltd2011-08-10Three Box Dosing Device, Submersible Mixer, Diving Propeller20080K CNYSupported
Yixing Hengye Environmental Protection Technology Co., Ltd2015-04-15Three Box Dosing Device, Aerator, Dosing Device580K CNYSupported
Zhengzhou Sina Environmental Protection Materials Equipment Co., Ltd2011-01-18Three Box Dosing Device11200K CNYNot Supported
Lianyungang Hongfeng Energy saving and Environmental Protection Equipment Co., Ltd2021-06-30Three Box Dosing Device, Silencer, Water Filter5000K CNYNot Supported
Jiangsu Ronghui Environmental Engineering Co., Ltd2007-03-01Three Box Dosing Device, Belt Filter Press, Pe Dosing Device118000K CNYSupported
Lianyungang Power Machinery Co., Ltd2013-06-05Three Box Dosing Device, Deaerator, Roots Blower Silencer12000K CNYNot Supported
Lianyungang Yunguo Environmental Protection Equipment Co., Ltd2016-05-12Three Box Dosing Device, Deaerator, Duct Silencer6000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of three box dosing devices, it is recommended to prioritize checking key technical parameters such as dosing range, box material, and corrosion resistance to ensure compatibility with on-site process flow. For example, in the fields of sewage treatment or chemical engineering, high measurement accuracy is required.
  • 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 have more stable delivery records in pharmaceutical or power industry projects.
  • In continuous dosing scenarios (such as circulating water systems), the durability of the pump head and the response speed of the control system need to be considered for the three box dosing device. Different application scenarios may have differentiated requirements for the degree of automation.
  • It is recommended to evaluate suppliers based on industry cases, such as in the field of municipal water supply, by paying attention to the equipment operation stability data and maintenance response efficiency of suppliers in their past projects.

Knowledge Base

Q

The three box automatic dosing device is mainly used in the water treatment industry, including but not limited to industrial wastewater treatment, sewage treatment, and circulating cooling water treatment. This device achieves effective improvement in water quality, enhances treatment efficiency, and reduces the waste of chemical agents through precise control of the dosage. It plays an important role in ensuring that the discharged water quality meets environmental standards.

Q

This article explores the widespread use and important role of three box dosing devices in multiple industries. By providing a detailed analysis of its working principle and advantages, it helps readers to fully understand the application prospects and practical value of the device. With the increasing awareness of environmental protection and the development of industrial production demand, various advanced water treatment technologies continue to emerge and are widely applied

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