2026 Top 10 Cleanliness Test Manufacturers in China

Suzhou Xianshi Industrial Technology Co., Ltd

Suzhou Xianshi Industrial Technology Co., Ltd., registered at No. 5 Yuqian Road, Fengqiao Town, Suzhou High tech Zone, with the registration authority of Suzhou High tech Zone (Huqiu District) Data Bureau and the legal representative of Wu Shufen, is engaged in research and development of new optical equipment and cleaning equipment, sales of cleanliness analysis equipment, optical equipment, material analysis equipment, purification equipment, hardware and electrical equipment, metallographic equipment, cleaning consumables, metallographic consumables, instruments and meters, computer software, non hazardous chemical products, and provides technical consulting and maintenance services; Self operated and agency import and export business of various commodities and technologies (excluding commodities and technologies restricted or prohibited by the state for enterprise operation or import and export) (business activities that require approval by law can only be carried out after approval by relevant departments) (business activities that require approval by law can only be carried out after approval by relevant departments) General projects: general equipment manufacturing (excluding special equipment manufacturing); Manufacturing of car washing equipment; Manufacturing of mechanical and electrical equipment (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Cleanliness Test, Transform, Extraction Detection Equipment

Yuzhan Instrument Equipment (Cangzhou) Co., Ltd

Yuzhan Instrument Equipment (Cangzhou) Co., Ltd. is registered at No. 6 Changsheng Road, Leshou Town, Xian County, Cangzhou City, Hebei Province. The registration authority is Xian County Market Supervision Administration, and the legal representative is Zhao Xinyue. Its business scope includes wholesale of other mechanical equipment and electronic products. Research and sales of experimental instruments, testing instruments, engineering instruments, glass melting instruments, analytical instruments, highway instruments, geotechnical instruments, construction instruments, building equipment, instruments and accessories, universal testing machines, press machines, chassis, and light steel structures; Import and export of goods and technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cleanliness Test, Fixture Mold, Asphalt Concrete Testing

Dens Instrument Technology (Wuxi) Co., Ltd

Dens Instrument Technology (Wuxi) Co., Ltd., with its registered address at 6-1204 Huaqing Chuangzhi Park, Huishan Economic Development Zone, Wuxi, registered with the Huishan District Data Bureau of Wuxi City, and represented by Huang Zhiwen as the legal representative. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of instruments and meters; Sales of mechanical equipment; Sales of construction machinery; Mechanical equipment research and development; Sales of rubber products; Sales of building materials; Retail of hardware products; Sales of metal materials; Sales of new metal functional materials; Retail of computer software, hardware, and auxiliary equipment; Electronic product sales; Sales of metal products; Sales of daily necessities; Sales of Class II medical devices; Sales of specialized equipment for environmental protection; Sales of metal cutting and welding equipment (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: Cleanliness Test, Steel Strand Testing Machine, Disease And Pest Control System

Shandong Shengtai Instrument Co., Ltd

Shandong Shengtai Instrument Co., Ltd., registered at 101, 1st Floor, No. 6-8 Times Headquarters Base, Lanxiang Road, Tianqiao District, Jinan City, Shandong Province (business premises: East Zone, 1st Floor, Building 9, No. 988 Shunxing Road, Jinan New Materials Industrial Park, Tianqiao District, Jinan City, Shandong Province), registered with the Market Supervision Administration of Tianqiao District, Jinan City, with Wang Xiaocheng as the legal representative. Its business scope includes the sales and maintenance of experimental testing instruments; Research and development, production, and sales of instruments and meters (excluding measuring instruments); Development of computer software and hardware technology; Wholesale and retail of mechanical and electronic equipment; Import and export business. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cleanliness Test, Edible Oil Testing Instrument, Feed Testing Equipment

Yuzhan Instrument Equipment (Cangzhou) Co., Ltd

Yuzhan Instrument Equipment (Cangzhou) Co., Ltd. is registered at No. 6 Changsheng Road, Leshou Town, Xian County, Cangzhou City, Hebei Province. The registration authority is Xian County Market Supervision Administration, and the legal representative is Zhao Xinyue. Its business scope includes wholesale of other mechanical equipment and electronic products. Research and sales of experimental instruments, testing instruments, engineering instruments, glass melting instruments, analytical instruments, highway instruments, geotechnical instruments, construction instruments, building equipment, instruments and accessories, universal testing machines, press machines, chassis, and light steel structures; Import and export of goods and technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cleanliness Test, Non Destructive Testing Equipment, Waterproof Membrane Testing Instrument

Shandong Huanmei Analytical Instrument Co., Ltd

Shandong Huanmei Analytical Instrument Co., Ltd., registered at 208, 2nd floor, Workshop 3, Oulong Science and Technology Park, No.1 Jinma Road, Yuqing Community, Xincheng Street, Weifang High tech Zone, Shandong Province, registered with the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, with Li Zhichen as the legal representative. Its business scope includes general projects: manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of monitoring and detection instruments for water quality pollutants; Sales of water quality pollutant monitoring and detection instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of testing machines; Sales of testing machines; Instrument and meter repair; Air pollution prevention and control services; Water pollution control; Software development; Information technology consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Electronic product sales; Sales of glassware; Sales of marine water quality and ecological environment monitoring instruments and equipment; Sales of metal products; Sales of specialized teaching instruments. (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: Cleanliness Test, Plant Physiological Detection Instrument, Physical Performance Testing Instrument

Cangzhou Huawang Construction Equipment Co., Ltd

Cangzhou Huawang Construction Equipment Co., Ltd. is registered at No. 6 Chang'an Avenue, Xian County, Cangzhou City, Hebei Province. The registration authority is Xian County Market Supervision and Administration Bureau, and the legal representative is Zhao Gongjun. Its business scope includes wholesale of other mechanical equipment and electronic products. Wholesale of building materials. Steel pipes, fasteners, buckle type scaffolding, buckle type scaffolding, and top support leasing; Sales of hanging baskets, acoustic tubes, subway segments, bolts and nuts, rubber waterstops, stamped fasteners, safety nets, waterstop steel plates, top supports, through wall screws, mountain clamps, mesh fabrics, steel wire mesh, embedded parts, test molds, steel, waterstop steel plates, beam bottom steel plates, threaded sleeves, cold extrusion sleeves and equipment, wires and cables, hardware and electrical equipment, household appliances, electromechanical products, office supplies, decoration materials, instruments and meters, labor protection supplies, rubber and plastic products; Leasing and sales of construction equipment, construction instruments, construction materials (excluding sand and gravel), construction machinery, and construction equipment; Installation of environmental dust removal equipment, electrical equipment, and sewage treatment equipment; Installation of engineering barriers, color steel plate fences, iron sheet fences, and municipal construction site fences; Import and export of goods and technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cleanliness Test, Instrument, Building Materials