2026 Top 10 Sealing Integrity Test Manufacturers in China

Shanghai Ruijincheng Municipal Engineering Co., Ltd

Shanghai Ruijincheng Municipal Engineering Co., Ltd., registered at No. 2915 Yanqian Road, Qingcun Town, Fengxian District, Shanghai, with the registration authority of Fengxian District Market Supervision Administration and the legal representative of Xu Zhiping, is engaged in licensed projects including construction engineering construction; Construction project design; Residential interior decoration and renovation; Inspection and testing services; Construction engineering survey. (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: building cleaning services; Professional cleaning, washing, and disinfection services; Urban household waste management services; Home service; Salvage services; Rural household waste management services; Environmental consulting services; Engineering management services; Industrial engineering design services; Water pollution prevention and control services; Professional design services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Fire technology services; Light pollution control services; Residential water and electricity installation and maintenance services; Installation services for environmental sanitation public facilities; Water related consulting services; Engineering and technical services (excluding planning management, survey, design, and supervision); Air pollution control; Management of flood prevention and drainage facilities; Water pollution control; Municipal facility management; Construction of landscaping and greening projects; Construction of earthwork engineering; Construction of metal doors and windows engineering; Urban and rural urban appearance management; Urban greening management; Construction of sports facilities engineering; Sales of building waterproofing membrane products; Sales of building materials; Sales of sealing fillers; Sales of firefighting equipment; Sales of industrial robots; Sales of refrigeration and air conditioning equipment; Specialized equipment repair; Sales of underwater systems and operational equipment; Sales of building decoration materials; Engineering and technical research and experimental development; Repair of daily electrical appliances. (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 Integrity Test, Thermal Pipeline Repair Service, Municipal Pipeline Dredging

Jinan Saicheng Electronic Technology Co., Ltd

Jinan Saicheng Electronic Technology Co., Ltd., with its registered address at Building 101, 2-10, Luchun Tianhong Chuanggu Center, Tangye Street, Licheng District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Licheng District, Jinan City. The legal representative is Wei Shukun, and the business scope includes general projects such as technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion; Electronic product sales; Wholesale of electronic components; Retail of electronic components; Manufacturing of electronic components; Sales of mechanical equipment; Manufacturing of computer software, hardware, and peripheral devices; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Manufacturing of experimental analytical instruments; Manufacturing of instruments and meters; Sales of instruments and meters; Sales of experimental analytical instruments; Manufacturing of electronic specialized equipment; Sales of electronic specialized equipment; Sales of testing machines; Manufacturing of testing machines; Manufacturing of specialized teaching instruments; Sales of specialized teaching instruments; Sales of household appliances; Household appliance manufacturing (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law) License project: import and export of goods; Technology import and export; Import and export agency (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Sealing Integrity Test, Leakage And Sealing Detection, Texture Analyzer

Shandong Tianyan Instrument Co., Ltd

Shandong Tianyan Instrument Co., Ltd., with its registered address at Room 423, 4th Floor, Building 1, Optoelectronic Industry Accelerator (Phase I), No. 155 Guangdian Road, Yuqing Community, Xincheng Street, Weifang High tech Zone, Shandong Province, is registered with the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone. The legal representative is Zhou Yong, and the business scope includes general projects: manufacturing of experimental and analytical instruments; Manufacturing of instruments and meters; Sales of instruments and meters; Sales of specialized teaching instruments; Electronic product sales; Manufacturing of specialized instruments; Sales of chemical products (excluding licensed chemical products); Software development; 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; Sales of specialized chemical products (excluding hazardous chemicals); General equipment repair; Specialized equipment repair; Mechanical equipment leasing; Rental services (excluding licensed rental services). (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 Integrity Test, Food Safety Detector, Atp Fluorescence Detector

Shenyang Airtech Precision Instrument Co., Ltd

Shenyang Airtech Precision Instrument Co., Ltd., with its registered address at No. 16-75 Puwen Road, Shenbei New District, Shenyang City, Liaoning Province, China. The registered authority is the Market Supervision Administration of Shenbei New District, Shenyang City, and the legal representative is Qu Xuetao. Its business scope includes general projects such as instrument manufacturing; Sales of instruments and meters; Instrument and meter repair; General equipment manufacturing (excluding special equipment manufacturing); Mechanical equipment research and development; Sales of mechanical parts and components; Sales of mechanical equipment; Import and export of goods; Manufacturing of experimental analytical instruments; Manufacturing of intelligent instruments and meters; Sales of intelligent instruments and meters; Manufacturing of other general instruments; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of general components; General equipment repair; Sales of pneumatic power machinery and components; Manufacturing of pneumatic power machinery and components; Rental services (excluding licensed rental services); Labor services (excluding labor dispatch); Non residential real estate leasing. (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 Integrity Test, Mask Related Products, Other Products

Shenzhen Zhongchuang Instrument Equipment Co., Ltd

Shenzhen Zhongchuang Instrument Equipment Co., Ltd., registered at No. 150, Liguang New Industrial Zone, Liguang Community, Guanlan Street, Longhua District, Shenzhen, with the registration authority of Longhua Bureau and the legal representative of Jia Renchao, is engaged in general business projects including research and sales of instruments, meters, related equipment and accessories; Rental and on-site maintenance services for instruments and equipment. The licensed business project is the production of instruments and related equipment and accessories.. Core products: Sealing Integrity Test, Environmental Testing Equipment, Mechanical Testing Equipment

Shandong Lanjing Electronic Technology Co., Ltd

Shandong Lanjing Electronic Technology Co., Ltd. is registered at Room 105, 1st Floor, Workshop 3, Oulong Technology Park, No.1 Jinma Road, Yuqing Community, Xincheng Street, Weifang High tech Zone, Shandong Province. The registration authority is the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, and the legal representative is Zhang Xiaotong. The business scope includes licensed projects such as construction projects. (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 project: Internet of Things technology services; Manufacturing of IoT devices; Manufacturing of network equipment; Sales of network equipment; 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 electrical instruments and meters; Sales of electrical instruments and meters; Manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Repair of communication equipment; Electrical equipment repair; Specialized equipment repair; Instrument and meter repair; Sales of broadcasting and film equipment; Electronic product sales; Sales of specialized equipment for environmental protection; Sales of office equipment; Sales of chemical products (excluding licensed chemical products); Sales of specialized teaching instruments; Sales of mechanical equipment; Retail of hardware products; Wholesale of hardware products; Environmental consulting services; Industrial engineering design services; Enterprise management consulting; Internet data service; Software development; Sales of Class I medical devices; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Engineering management services. (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 Integrity Test, Meteorological And Environmental Instruments, Gas Detection Instrument

Guangzhou Biaoji Packaging Equipment Co., Ltd

Guangzhou Biaoji Packaging Equipment Co., Ltd., with its registered address at Room 201, No. 3 Linjiang Road, Guangzhou Economic and Technological Development Zone, Huangpu District, Guangzhou City, is registered with the Market Supervision Administration of Huangpu District, Guangzhou City. The legal representative is Zhou Xuecheng, and its business scope includes research and development of electronic, communication, and automatic control technologies; Software testing services; Electronic engineering design services; Information and electronic technology services; Software development; Integrated circuit design; Manufacturing of specialized packaging equipment; Manufacturing of experimental analytical instruments; Manufacturing of testing machines; Manufacturing of supply instruments and other general instruments; Manufacturing of transportation equipment and counting instruments for production; Manufacturing of industrial automatic control system devices; estate management; Non residential real estate leasing; Food testing services; Production of medical electronic instruments and equipment (specific production scope subject to the Medical Device Production Enterprise License). Core products: Sealing Integrity Test, Heat Sealer, Packaging And Transportation Category