Updated Jun 13, 2026 · Public platform & industry data

Jun 13, 2026 Updated

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2026 Top 10 Dosing Device Manufacturers in China

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

The top 10 Dosing Device manufacturers in China for 2026 are: Jiangsu Ruilong Environmental Protection Technology Co., Ltd, Yixing Aidun Environmental Protection Technology Co., Ltd, Shanghai Dapu Machinery Equipment Co., Ltd, Hefei Qinlan Water Treatment Technology Co., Ltd, Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd, Shandong Hechuang Zhiyun Environmental Protection Equipment Co., Ltd, Shandong Xuridong Machinery Co., Ltd, Shandong Hongquan Shengde Environmental Protection Technology Co., Ltd, Changzhou Hengkang Plastic Technology Co., Ltd, Guangzhou Deqing 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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Region FilterRegion
Top 1
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Jiangsu Ruilong Environmental Protection Technology Co., Ltd
Overall Score4.9 / 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: Dosing Device, Screw Conveyor, Spiral Press

Top 2
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Yixing Aidun Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2021-05-25
Registered Capital2000K CNY

Yixing Aidun Environmental Protection Technology Co., Ltd., with its registered address at No. 1527, Far East Avenue 66, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau. The legal representative is Wang Xiangjun, and its business scope includes licensed projects and various engineering construction activities; Construction labor subcontracting (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 specialized instruments and meters for environmental monitoring; Specialized equipment repair; Sales of specialized equipment for environmental protection; Sales of specialized instruments and meters for environmental monitoring; Environmental consulting services; Installation services for ordinary mechanical equipment; Sales of mechanical equipment; Mechanical equipment leasing; Maintenance of electronic and mechanical equipment (excluding special equipment); Sales of instruments and meters; Sales of pumps and vacuum equipment; Sales of mechanical parts and components; Sales of pneumatic power machinery and components; Air pollution prevention and control services; Water pollution prevention and control services; Sales of valves and plugs; Retail of hardware products; Sales of plastic products; Sales of metal materials; Sales of 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: Dosing Device, Silo, Mechanical Grating

Top 3
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Shanghai Dapu Machinery Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2007-03-07
Registered Capital4800K CNY

Shanghai Dapu Machinery Equipment Co., Ltd. is registered at Room 148, No. 16 Shanxi Road, Xiaokunshan Town, Songjiang District, Shanghai. The registration authority is the Songjiang District Market Supervision Bureau, and the legal representative is Chen Daojian. The business scope includes wholesale and retail of ordinary mechanical equipment, mechanical parts, water pumps, valves, and environmental protection equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Dosing Device, Circulating Water Treatment Device, Intelligent Dosing Device

TOP4
Hefei Qinlan Water Treatment Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2014-05-09
Registered Capital2000K CNY

Hefei Qinlan Water Treatment Technology Co., Ltd., with its registered address at Room 1102, Building 1, Xinchuang Yimin Community, Longgang Development Zone, Yaohai District, Hefei City, is registered with the Yaohai District Market Supervision and Administration Bureau. The legal representative is Bi Shuyan, and the business scope includes general projects such as research and development of unconventional water source utilization technology; Wastewater treatment and its recycling; Collection, treatment, and utilization of rainwater, brackish water, and mine water; Installation services for ordinary mechanical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Hydrological services; Internet of Things technology services; Sales of industrial automatic control system devices; Research and development of electronic specialized materials; Sales of electronic specialized materials; Wholesale of electronic components; Sales of household appliances; Sales of electronic components and electromechanical equipment; Sales of mechanical parts and components; Sales of mechanical equipment; Sales of electrical equipment; Sales of mechanical and electrical equipment; Wholesale of hardware products; Retail of hardware products; Furniture sales; Sales of office equipment; Sales of office supplies (except for licensed businesses, can independently operate projects that are not prohibited or restricted by laws and regulations). Core products: Dosing Device, Water Purification Equipment, Reverse Osmosis Equipment

TOP5
Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd
Overall Score4.6 / 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: Dosing Device, Fiber Disc Filter, Reverse Fishing Grille Cleaning Machine, Rainwater Grille

TOP6
Shandong Hechuang Zhiyun Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2007-07-25
Registered Capital30060K CNY

Shandong Hechuangzhiyun Environmental Protection Equipment Co., Ltd., with its registered address at No. 9, Lanxiang Street, Shilibao Street, Kuiwen District, Weifang City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Kuiwen District, Weifang City. The legal representative is Zhu Qingmei, and its business scope includes general projects such as the manufacturing of environmental protection equipment; Sales of specialized equipment for environmental protection; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Installation services for ordinary mechanical equipment; Specialized equipment repair; Industrial engineering design services; Environmental consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Rental services (excluding licensed rental services); 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: Dosing Device, Chlorine Dioxide Generator, Ozone Generator

TOP7
Shandong Xuridong Machinery Co., Ltd
Overall Score4.5 / 5
Est. Date2001-06-12
Registered Capital50180K CNY

Shandong Xuridong Machinery Co., Ltd., with its registered address at No. 68 Tieyuan Road, Mizhou Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Li Zengpeng, and the business scope includes general projects: manufacturing of pulp and paper special equipment; Manufacturing of specialized equipment for environmental protection; Manufacturing of construction machinery; Manufacturing of material handling equipment; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of household waste treatment equipment; Manufacturing of sludge treatment equipment; Manufacturing of specialized machinery and equipment for water resources; Sales of specialized equipment for pulp and paper production; Sales of specialized equipment for environmental protection; Sales of construction machinery; Sales of material handling equipment; Sales of household waste treatment equipment; Sales of metal materials; Treatment and utilization of livestock and poultry manure; Air pollution control; Environmental consulting services; Information technology consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Battery manufacturing; Battery sales; Manufacturing of automotive parts and accessories; Wholesale of automotive spare parts; Manufacturing of electronic components and electromechanical equipment; Sales of electronic components and electromechanical equipment. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project construction. (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: Dosing Device, Kitchen Waste Treatment Equipment, Air Flotation Equipment

TOP8
Shandong Hongquan Shengde Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2021-04-06
Registered Capital3600K CNY

Shandong Hongquan Shengde Environmental Protection Technology Co., Ltd., with its registered address at the southeast end of Yangjialing Village, Mizhou Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Wang Zejuan, and its business scope includes general projects such as the manufacturing of environmental protection equipment; Sales of specialized equipment for environmental protection; Mechanical equipment research and development; Air pollution control; Air pollution prevention and control services. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: various types of engineering construction activities. (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: Dosing Device, Sewage Treatment Equipment, Anaerobic Tower

TOP9
Changzhou Hengkang Plastic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2018-11-27
Registered Capital5000K CNY

Changzhou Hengkang Plastic Technology Co., Ltd., registered at No. 23 Sunjiatang, Banshang Village, Lijia Town, Wujin District, Changzhou City. The registration authority is the Wujin District Administrative Approval Bureau, and the legal representative is Yuan Haichuan. The business scope includes research and development of plastic products, technical consulting, technology transfer, and technical services; Manufacturing, processing, and sales of plastic products (excluding medical), environmental protection equipment and accessories, water treatment equipment, waste gas treatment equipment, rotational molding equipment, molds, and mechanical components; Sales of mechanical equipment, mixers, metering pumps, fans, instruments, water pumps, valves, electronic products, metal materials, hardware products, and plastic pipelines; Environmental engineering design and construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dosing Device, Pp Bucket, Pe Dosing Bucket

TOP10
Guangzhou Deqing Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2013-09-13
Registered Capital500K CNY

Guangzhou Deqing Environmental Protection Technology Co., Ltd., registered at No. 829, Shinan 1st Road, Dashi Street, Panyu District, Guangzhou, registered with the Market Supervision Administration of Panyu District, Guangzhou, with Wang Qingyang as the legal representative. Its business scope includes environmental protection technology development services; Manufacturing of specialized equipment for environmental protection; Manufacturing of security technology prevention products; Manufacturing of specialized electrical and mechanical equipment; Environmental technology consulting and exchange services; Wholesale of environmental protection equipment; Environmental protection technology promotion services; Sales of specialized equipment; Manufacturing of specialized instruments and meters for environmental monitoring; Manufacturing of electrical signal equipment devices; Retail of electrical equipment; Wholesale of electrical equipment; Sales of electrical and mechanical equipment; Research and development of network technology; Computer technology development and technical services; Construction of engineering environmental protection facilities; Mechanical and electrical equipment installation services; Electronic equipment engineering installation services; Enterprise management consulting services; Investment consulting services; Product information consulting services; Public relations services; Wholesale trade of goods (excluding licensed and approved goods); Retail trade of goods (excluding licensed and approved goods); Water treatment installation services; Manufacturing of water treatment equipment; Research and development of water treatment equipment;. Core products: Dosing Device, Electronic Descaling Equipment, Side Flow Water Treatment Equipment

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jiangsu Ruilong Environmental Protection Technology Co., Ltd2019-03-13Dosing Device, Screw Conveyor, Spiral Press10000K CNYSupported
Yixing Aidun Environmental Protection Technology Co., Ltd2021-05-25Dosing Device, Silo, Mechanical Grating2000K CNYSupported
Shanghai Dapu Machinery Equipment Co., Ltd2007-03-07Dosing Device, Circulating Water Treatment Device, Intelligent Dosing Device4800K CNYNot Supported
Hefei Qinlan Water Treatment Technology Co., Ltd2014-05-09Dosing Device, Water Purification Equipment, Reverse Osmosis Equipment2000K CNYNot Supported
Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd2018-06-01Dosing Device, Fiber Disc Filter, Reverse Fishing Grille Cleaning Machine, Rainwater Grille5000K CNYNot Supported
Shandong Hechuang Zhiyun Environmental Protection Equipment Co., Ltd2007-07-25Dosing Device, Chlorine Dioxide Generator, Ozone Generator30060K CNYNot Supported
Shandong Xuridong Machinery Co., Ltd2001-06-12Dosing Device, Kitchen Waste Treatment Equipment, Air Flotation Equipment50180K CNYNot Supported
Shandong Hongquan Shengde Environmental Protection Technology Co., Ltd2021-04-06Dosing Device, Sewage Treatment Equipment, Anaerobic Tower3600K CNYNot Supported
Changzhou Hengkang Plastic Technology Co., Ltd2018-11-27Dosing Device, Pp Bucket, Pe Dosing Bucket5000K CNYSupported
Guangzhou Deqing Environmental Protection Technology Co., Ltd2013-09-13Dosing Device, Electronic Descaling Equipment, Side Flow Water Treatment Equipment500K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of dosing devices, it is recommended to prioritize checking key parameters such as measurement accuracy, corrosion-resistant materials, and flow range to ensure compatibility with the process flow. The water treatment or chemical industry usually has additional requirements for explosion-proof performance.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers have better stability in pharmaceutical dosing system projects.
  • In different application scenarios such as sewage treatment or boiler water regulation, attention should be paid to the automation level of the dosing device and the compatibility of the chemicals. Some high-temperature environments require special design of the pump body structure.
  • The selection of dosing devices in industrial circulating water systems should be based on pipeline pressure parameters. It is recommended to choose models with multi-channel dosing functions to improve system adaptability.

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