2026 Top 10 Proportioner Manufacturers in China

Shuanglong Group Co., Ltd

Shuanglong Group Co., Ltd., with its registered address at 299 Delixi Road, Nanxiang Industrial Development Zone, Jiading District, registered with the Jiading District Market Supervision Administration Bureau, and represented by Li Ting as the legal representative. Its business scope includes licensed projects such as special equipment manufacturing; Construction project construction. (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 issued by relevant departments.) General projects: Manufacturing of specialized equipment (excluding licensed professional equipment manufacturing); General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of pharmaceutical specialized equipment; Manufacturing of specialized machinery for the production of building materials; Manufacturing of specialized equipment for daily chemical industry; Sales of mechanical equipment; Retail of hardware products; Wholesale of hardware products; Sales of rubber products; Sales of plastic products; Electronic product sales; Technology import and export; Import and export of goods; Software sales; Software development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Industrial design services; Specialized equipment repair; General equipment repair; Mechanical equipment research and development; Sales of mechanical parts and components; Sales of distribution switch control equipment; Sales of industrial automatic control system devices. (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: Proportioner, Gravity Free Mixer, Cone Mixer

Zhengzhou Yuhua Instrument Manufacturing Co., Ltd

Zhengzhou Yuhua Instrument Manufacturing Co., Ltd. is registered at No. 68 Mengjin Road, Shangjie District, Zhengzhou City. The registration authority is the Market Supervision Administration of Shangjie District, Zhengzhou City, and the legal representative is Liu Dinghan. Its business scope includes the production and sales of stainless steel reaction vessels and teaching instruments. Sales: Rotary evaporators, centrifuges, low-temperature coolant circulation pumps, magnetic stirrers; On site installation and maintenance of instruments; Engaged in import and export business of goods and technology.. Core products: Proportioner, Jacketed Pilot Plant Reactors

Jiangsu Taigong Gearbox Co., Ltd. Changzhou Branch

Jiangsu Taigong Gear Reducer Co., Ltd. Changzhou Branch, located at No. 399-2-102, Mount Huangshan Road, Sanjing Street, Xinbei District, Changzhou, Jiangsu Province, was established on July 10, 2025, with the registration authority of Changzhou High tech Industrial Development Zone (Xinbei District) Government Affairs Service Management Office and the legal representative of Wang Mingwang. Core products: Proportioner, S Series Reducer, Gearbox Gear Shaft

Jiangsu Jixiang Environmental Protection Technology Co., Ltd

Jiangsu Jixiang Environmental Protection Technology Co., Ltd., with its registered address at No. 2 Huahui Road, Industrial Park, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Shao Youle as its legal representative. Its business scope includes licensed projects such as construction projects; Construction project design; Construction professional operations (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) General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Industrial design services; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of household waste treatment equipment; Sales of household waste treatment equipment; General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Manufacturing of metal structures; Sales of metal structures; Manufacturing of electrical accessories; Sales of electrical accessories; Manufacturing of hardware products; Wholesale of hardware products; Retail of hardware products; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Manufacturing of metal products for safety and firefighting purposes; Manufacturing of metal chains and other metal products; Sales of metal products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Installation services for ordinary mechanical equipment; Sales of non-metallic minerals and products; Sales of glass fiber reinforced plastic products; Sales of specialized chemical products (excluding hazardous chemicals); Sales of sealing fillers; Sales of ecological environment materials; Sales of instruments and meters; Import and export of goods; Technology import and export; Import and export agency (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: Proportioner, Releaser, Elastic Filler

Jining Huaguan Safety Equipment Co., Ltd

The second room on the west side of Jianshe North Road and Renxing Avenue South Road in Liying Street, Rencheng District, Jining City, Shandong Province

Jining Huaguan Safety Equipment Co., Ltd. is located in the second room west of Jianshe North Road and Renxing Avenue Xiangnan Road, Liying Street, Rencheng District, Jining City, Shandong Province. It was established on June 7, 2023, with the registration authority of Rencheng District Market Supervision Administration of Jining City and the legal representative being Chen Beihu. Core products: Proportioner, Labor Protection, Firefighting Equipment

Qingdao Mingbo Environmental Protection Technology Co., Ltd

Qingdao Mingbo Environmental Protection Technology Co., Ltd., registered at Room 801, Unit 2, Building 20, No. 398 Haijing Road, Huangdao District, Qingdao City, Shandong Province, China. The registration authority is the Market Supervision Administration of Huangdao District, Qingdao City, and the legal representative is Liu Ming. The business scope includes general projects: water environment pollution prevention and control services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of environmental emergency detection instruments and meters; Sales of glassware; Sales of specialized equipment for environmental protection; Sales of experimental analytical instruments; Sales of water quality pollutant monitoring and detection instruments and meters; Sales of intelligent instruments and meters; Sales of ecological environment monitoring and detection instruments and meters; Sales of electronic measuring instruments; Sales of mechanical equipment; Instrument and meter repair; Sales of specialized instruments for navigation, surveying, meteorology, and oceanography; Sales of instruments and meters; Sales of air pollution monitoring and detection instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Software development; Software sales; Installation services for ordinary mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Retail of computer software, hardware, and auxiliary equipment; Wholesale of computer software, hardware, and auxiliary equipment; Sales of industrial control computers and systems; Electronic product sales; Sales of labor protection equipment; Sales of drug testing instruments; Sales of chemical products (excluding licensed chemical products); Sales of Class I medical devices; Retail of hardware products; Wholesale of hardware products; Information technology consulting services; Sales of ecological environment materials; Air pollution prevention and control services; Environmental consulting services; Environmental emergency management services; Environmental protection monitoring; Sales of optical instruments; Sales of building materials; Retail of sports goods and equipment; Indoor air pollution control; Sales of drawing, calculation, and measuring instruments; Sales of mining machinery; Water pollution control; Sales of specialized chemical products (excluding hazardous chemicals); Manufacturing of drug detection instruments; Sales of marine water quality and ecological environment monitoring instruments and equipment; Sales of marine environmental monitoring and detection equipment; Scale sales; Building cleaning services; Professional cleaning, washing, and disinfection services; Sales of firefighting equipment. (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: Proportioner, Residual Chlorine Detector, Water Quality Analyzer

Qingdao Shengxiang Information Technology Co., Ltd

Qingdao Shengxiang Information Technology Co., Ltd., with its registered address at Room 1201-14, Building 3, No. 130-145 Jiushui East Road, Licang District, Qingdao City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Licang District, Qingdao City. The legal representative is Lv Zhiguo, and its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Environmental consulting services; Sales of specialized equipment for environmental protection; Manufacturing of specialized equipment for environmental protection; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of specialized instruments and meters for environmental monitoring; Manufacturing of instruments and meters; Electronic product sales; Mechanical equipment research and development; Sales of mechanical equipment; Sales of household appliances; Sales of labor protection equipment; Retail of sports goods and equipment; Retail of hardware products; Medical research and experimental development; Wholesale of cosmetics; Engineering and technical research and experimental development; Manufacturing of electronic specialized equipment; Manufacturing of experimental analytical instruments; General equipment manufacturing (excluding special equipment manufacturing); Sales of office supplies; Health consultation services (excluding diagnosis and treatment services); Sales of needle textiles and raw materials; Wholesale of clothing and apparel; Clothing and apparel retail; Manufacturing of household textile products; Sales of plastic products; Sales of leather products; Sales of packaging materials and products; Jewelry manufacturing; Wholesale of jewelry; Advertising production; Advertising release; Advertising design and agency; Enterprise management consulting; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Sales of firefighting equipment; Manufacturing of security equipment; Sales of security equipment; Agricultural machinery services; Sales of intelligent robots; Research and development of intelligent robots. (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: Proportioner, Gas Detector, Smart Instruments