2026 Top 10 Proportioner Manufacturers in China

Shandong Likuang Heavy Industry Machinery Co., Ltd

Shandong Likuang Heavy Industry Machinery Co., Ltd., with its registered address at No.1 South Office, 1st Floor, Jieweixun Industrial Park Office Building, Jiezhuang Street, High tech Zone, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone. The legal representative is Wang Wanting, and the business scope includes general projects such as mechanical equipment sales; Sales of mining machinery; Sales of instruments and meters; Sales of firefighting equipment; Sales of chemical products (excluding licensed chemical products); Sales of construction machinery; Sales of metal structures; Installation services for ordinary mechanical equipment; Sales of mechanical parts and components; Sales of railway transportation equipment; Sales of metal materials. (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, Petroleum Equipment, Security And Rescue Equipment

Zhengzhou Ketan Instrument Equipment Co., Ltd

Zhengzhou Ketan Instrument Equipment Co., Ltd., registered at No. 73, 3rd Floor, Unit 11, Building 6, No. 289 West Third Ring Road, Zhengzhou High tech Industrial Development Zone, registered with the Market Supervision and Administration Bureau of Zhengzhou High tech Industrial Development Zone, with Qiu Yingying as the legal representative. Its business scope includes sales of instruments and meters, electronic components, high and low voltage complete sets of equipment, electromechanical equipment, valves, hardware and electrical equipment, and pipe fittings; Installation of laboratory equipment; Mechanical and electrical equipment installation engineering (operated with valid qualification certificates); Technical development of laboratory equipment and accessories; Software development; Technological development of automation control equipment; Engaged in import and export business of goods and technology.. Core products: Proportioner, Semiconductor Probe Station, Small Vapor Deposition Apparatus

Zhengzhou Ketan Instrument Equipment Co., Ltd

Zhengzhou Ketan Instrument Equipment Co., Ltd., registered at No. 73, 3rd Floor, Unit 11, Building 6, No. 289 West Third Ring Road, Zhengzhou High tech Industrial Development Zone, registered with the Market Supervision and Administration Bureau of Zhengzhou High tech Industrial Development Zone, with Qiu Yingying as the legal representative. Its business scope includes sales of instruments and meters, electronic components, high and low voltage complete sets of equipment, electromechanical equipment, valves, hardware and electrical equipment, and pipe fittings; Installation of laboratory equipment; Mechanical and electrical equipment installation engineering (operated with valid qualification certificates); Technical development of laboratory equipment and accessories; Software development; Technological development of automation control equipment; Engaged in import and export business of goods and technology.. Core products: Proportioner, Quartz Tube Vacuum Sealing Machine, Vacuum Testing Of High And Low Temperature Chambers

Shenzhen Jiangmai Intelligent Technology Co., Ltd

Shenzhen Jiangmai Intelligent Technology Co., Ltd., registered at 711, Building A5, Tianrui Industrial Park, No. 35 Fuyuan 1st Road, Zhancheng Community, Fuhai Street, Bao'an District, Shenzhen, registered with the Shenzhen Municipal Administration for Market Regulation, with Cai Zhongyong as the legal representative. Its business scope includes the sales of industrial automatic control system devices; Sales of intelligent instruments and meters; Sales of experimental analytical instruments; Sales of optical instruments; Mechanical equipment research and development; Valve and plug research and development; Sales of supply instruments and meters; Research and development of new material technology; Sales of electronic vacuum devices; Sales of industrial control computers and systems; Engineering and technical research and experimental development; Sales of pumps and vacuum equipment; Domestic trade agency; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law) None. Core products: Proportioner, Gas Distribution Device, Vacuum Sealing Machine

Spiraini (Qingdao) Technology Equipment Co., Ltd

Spiraini (Qingdao) Technology Equipment Co., Ltd., registered at No. 1069, Dazhou Village Community, Chengyang Street, Chengyang District, Qingdao City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Chengyang District, Qingdao City. The legal representative is Yang Pengxiang, and the business scope includes general projects: manufacturing of environmental protection special equipment; Research and development of Internet of Things technology; Software development; Big data services; Cloud computing equipment technology services; Industrial robot manufacturing; Internet sales (except for the sale of goods that need to be licensed); Sales of artificial intelligence hardware; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of electronic components and electromechanical equipment; Integrated circuit manufacturing; Manufacturing of mechanical and electrical equipment; Manufacturing of electronic specialized equipment; Instrument and meter repair; Electrical equipment repair; Internet equipment sales; Manufacturing of hardware products; Manufacturing of specialized machinery and equipment for water resources; Mechanical equipment leasing; Sales of daily necessities; Sales of office supplies; Sales agent; Import and export of goods; Technology import and export. (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, Room Dilution Device, Laundry Liquid Dispenser

Shandong Lu Coal Heavy Industry Co., Ltd

Shandong Lu Coal Heavy Industry Co., Ltd., with its registered address at Yangcheng Coal Mine in Guolou Town, Wenshang County, Jining City, is registered with the Market Supervision and Administration Bureau of Wenshang County. The legal representative is Fang Yuxiang, and its business scope includes general projects such as mining machinery manufacturing; Sales of mining machinery; Sales of railway transportation equipment; Sales of agricultural machinery; Sales of agricultural and sideline products; Sales of specialized equipment for environmental protection; Sales of construction machinery; Sales of building materials; Sales of labor protection equipment; Wholesale of hardware products; Sales of metal materials; Sales of pumps and vacuum equipment; Sales of firefighting equipment; Manufacturing of hardware products; Manufacturing of mechanical and electrical equipment; Software development; Sales of artificial intelligence hardware; Sales of lubricating oil; Sales of specialized instruments and meters for environmental monitoring; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of instruments and meters. (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, Temperature Sensor, Thermal Insulation Material

Middling coal Intelligent Equipment Co., Ltd

Middling coal Intelligent Equipment Co., Ltd., with its registered address at No. 11, North Kaiyuan Road, Jining High tech Zone, is registered by the Market Supervision Administration of Jining High tech Industrial Development Zone, and its legal representative is Qu Qing. Its business scope includes general items: machinery and equipment sales; Sales of mining machinery; Sales of railway transportation equipment; Sales of mechanical and electrical equipment; Sales of electrical equipment; Sales of distribution switch control equipment; Sales of instruments and meters; Sales of electronic vacuum devices; Retail of electronic components; Sales of high-speed rail equipment and accessories; Sales of spare parts for water transportation equipment; Electronic product sales; Sales of chemical products (excluding licensed chemical products); Sales of lubricating oil; Sales of metal products; Sales of non-metallic minerals and products; Sales of mobile communication devices; Sales of IoT devices; Wholesale of hardware products; Retail of hardware products; Sales of labor protection equipment; Sales of building materials; Sales of metal materials; Sales of agricultural and sideline products; Sales of household appliances; Sales of intelligent robots; Sales of industrial robots; Sales of intelligent unmanned aerial vehicles; Sales of mechanical parts and components; Software sales; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information system integration services; Specialized equipment repair; Mechanical equipment leasing; Sales of intelligent power transmission and distribution and control equipment; Intelligent control system integration; Domestic freight forwarding agent; Import and export of goods. (In addition to the projects that need to be approved according to law, business activities shall be carried out independently according to law with the business license) Permitted projects: Internet information services; Road freight transportation (excluding dangerous goods). (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: Proportioner, Steel, Spraying Equipment