2026 Top 10 Sealing Tester Manufacturers in China

Jinan Zhuyan Instrument Equipment Co., Ltd

Jinan Zhuyan Instrument Equipment Co., Ltd., registered at No. 1314-18, 13th Floor, Science and Technology Innovation Building, Building 2, Greenland New Metropolis, Second Ring South Road, Shiliulihe Street, Shizhong District, Jinan City, Shandong Province (multiple photos for one address), registered with the Market Supervision Administration of Shizhong District, Jinan City, with Li Min as the legal representative. Its business scope includes general projects: manufacturing of experimental and analytical instruments; Sales of experimental analytical instruments; Manufacturing of specialized instruments; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Electronic product sales; Manufacturing of electronic components; Wholesale of electronic components; Retail of electronic components; Manufacturing of computer software, hardware, and peripheral devices; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Mechanical parts and component processing; Manufacturing of electronic measuring instruments; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of industrial control computers and systems; Sales of industrial control computers and systems; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Wholesale of hardware products; Retail of hardware products; Sales of office supplies; Sales of metal products; Sales of metal materials; Sales of metal structures; Sales of plastic products; Sales of building materials; Import and export of goods; Technology import and export; Import and export agency; Manufacturing of drug detection instruments; Sales of drug testing instruments; Manufacturing of testing machines; Sales of testing machines; Manufacturing of specialized testing instruments for textiles; Sales of specialized testing instruments for textiles; Production of Class I medical devices; Sales of Class I medical devices; Sales of Class II medical devices; Sales of daily chemical products; Installation services for ordinary mechanical equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Instrument and meter repair; Software development; Software sales; Information system operation and maintenance services; Internet sales (except for the sale of goods that need to be licensed); Manufacturing of specialized packaging equipment; Sales of specialized packaging equipment; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of environmental emergency detection instruments and meters; Manufacturing of specialized teaching instruments; Sales of specialized teaching instruments; Glass instrument manufacturing; Sales of intelligent instruments and meters; Manufacturing of intelligent instruments and meters; Manufacturing of pharmaceutical specialized equipment; Sales of pharmaceutical specialized equipment; Manufacturing of medical packaging materials. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: production of Class II medical devices; Production of Class III medical devices; Third class medical device operation; Inspection and testing services; Internet information service for medical devices. (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: Sealing Tester, Medical Device Performance Testing Instruments, Paper Products, Diapers, Sanitary Napkins, Testing Instrument

Shandong Yuntang Intelligent Technology Co., Ltd

Shandong Yuntang Intelligent Technology Co., Ltd., registered at Room 415, Building 1, Optoelectronic Industry Accelerator (Phase I), 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 Wang Xiaohong as the legal representative. Its business scope includes general projects such as software development; Manufacturing of instruments and meters; Manufacturing of experimental analytical instruments; Sales of instruments and meters; Sales of specialized teaching instruments; Electronic product sales; Manufacturing of other specialized instruments; Sales of chemical products (excluding licensed chemical products); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information consulting services (excluding licensed information consulting services); Enterprise management consulting; Engineering management services; Research and development of Internet of Things technology; Manufacturing of IoT devices; Sales of IoT devices; Intelligent control system integration; Air pollution control; Water pollution control; Environmental protection monitoring; Technology import and export; 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: Sealing Tester, Food Rapid Inspection Equipment, Atp Fluorescence Detector

Qingdao Junkang Environmental Protection Technology Co., Ltd

Qingdao Junkang Environmental Protection Technology Co., Ltd., registered at E242, Building E, No. 318 Jinshui Road, Licang District, Qingdao City, Shandong Province, registered with the Market Supervision Administration of Licang District, Qingdao City, with Wang Yuhuan as the legal representative. Its business scope includes technology research and development, technical consulting, and technical services in the field of environmental protection; Manufacturing, installation, and maintenance: specialized equipment for environmental pollution prevention and control, mechanical equipment, and experimental analysis instruments (the above scope does not include special equipment and cannot be manufactured in this location); Wholesale and retail: specialized equipment and accessories for environmental pollution prevention and control, mechanical equipment, environmental protection equipment, water treatment equipment, instruments and meters, hardware and electrical equipment, electronic products, labor protection supplies; Environmental engineering (operated with qualifications); Import and export of goods and technology (excluding import of publications) (for projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sealing Tester, Dust Detector, Testing Equipment

Jinan Sike Testing Technology Co., Ltd

Jinan Sike Testing Technology Co., Ltd., with its registered address at No. 1929 Meili Road, Huaiyin District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Huaiyin District, Jinan City. The legal representative is Jiang Na, and its business scope includes the development, manufacturing, sales, and technical services of testing instruments and meters; Technical development, sales, and technical services of computer software and hardware; 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: Sealing Tester, Tensile Strength Tester, Transmittance Tester

Jinan Zhongnuo Instrument Co., Ltd

Jinan Zhongnuo Instrument Co., Ltd., with its registered address at No. 15, Third Street, Xinsha Industrial Park, Meilihu Office, Huaiyin District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Huaiyin District, Jinan City. The legal representative is Cui Dawei, and its business scope includes the research and development, manufacturing, and sales of testing instruments, mechanical equipment, experimental equipment, and environmental protection equipment; Wholesale and retail of hardware and electrical equipment, instruments and meters, electronic products, electrical equipment, distribution boxes, and explosion-proof devices; Computer system integration; Import and export business (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Sealing Tester, Bottle Cap Torque Meter, Intelligent Fluorescent Whitening Instrument

Shanghai Hengshang Precision Instrument Co., Ltd

Shanghai Hengshang Precision Instrument Co., Ltd., registered at Room 1604, No. 400 Caobao Road, Xuhui District, Shanghai, with the registration authority of Xuhui District Market Supervision Administration and the legal representative of Zou Fengyu, is engaged in the sales of laboratory instruments and accessories, optical instruments and accessories, scientific research instruments and accessories, testing equipment and accessories, electronic products, communication equipment, communication equipment, electromechanical equipment, mechanical equipment, computer software and hardware and accessories; Engaged in the import and export of goods and technology; Technical services in the field of instrumentation and testing equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Sealing Tester, Parts Center, Optical Cooling Table

Shandong Leiente Intelligent Technology Co., Ltd

Shandong Leiente Intelligent Technology Co., Ltd., registered at No. 155 Guangdian Road, Yuqing Community, Xincheng Street, Weifang High tech Zone, Shandong Province, is located on the west side of Building 1, Phase I of Weifang High tech Zone Optoelectronic Industry Accelerator. The registration authority is the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, and the legal representative is Sun Liwei. The business scope includes general projects such as artificial intelligence application software development; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Manufacturing of testing machines; Sales of testing machines; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Manufacturing of instruments and meters; Sales of instruments and meters; Instrument and meter repair; General equipment repair; Specialized equipment repair; Electronic product sales; Sales of specialized equipment for environmental protection; Sales of office equipment; Sales of chemical products (excluding licensed chemical products); Sales of electronic specialized equipment; Manufacturing of specialized teaching instruments; Sales of specialized teaching instruments; Sales of communication equipment; Wholesale of hardware products; Environmental consulting services; Environmental protection monitoring; Software development; Engineering management services; business management; Enterprise management consulting; Internet security services; Internet data service; Geographic remote sensing information services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of Class I medical devices; Manufacturing of specialized equipment for environmental protection; Import and export of goods; Technology import and export; Sales of Class II medical devices. (Except for the projects that need to be approved according to law, they can independently carry out business activities according to law with their business licenses) Permitted projects: Internet information services. (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: Sealing Tester, Lean Meat Powder Detector, Soil Nutrient Detector