SHENYANG ZIWEIHENG TESTING EQUIPMENT Co., Ltd (abbreviation: ZWH or Ziwei Test) was founded in 1996, headquartered in Shenyang City, Liaoning Province. It is an international brand of pressure/flow/temperature/durability test equipment manufacturer and solution provider. It is also a comprehensive third-party organization integrating testing, calibration, inspection and technical services. The products cover the core fields of aeronautics&astronautics, national defense military industry, automotive, rail transit, ship heavy industry, nuclear industry, household electrical appliances, sanitary ware, fire protection, etc. After more than 20 years of vigorous development, it has become the most influential and dynamic new technology high-tech enterprise in the northeast of China.

Since its inception of Ziwei Test, its business has expanded to automotive/ aeronautics&astronautics /rail transit/ship heavy industry/construction/nuclear industry/household electrical appliances/ sanitary ware /fire protection and many other fields. The output value has exceeded 100 million yuan for six consecutive years. The company has 256 employees. 72 Research and Development personnel, 28% of the total number of employees, the proportion of scientific and technical personnel is reasonable, the staff structure is reasonable, more than 90% of the company's technical centers are technicians with bachelor's degree or above. The company covers an area of 33 acres, with a construction area of 13, 500 square meters and a factory building area of 10, 500 square meters.

Team members include top industry engineers and excellent management talents, the company has established close cooperation with Shenyang Aerospace University, Shenyang University of Technology, Northwestern Polytechnical University, Huazhong University of Science and Technology, Northeastern University, Harbin Institute of Technology and many other institutions, after years of practice and training, the company has established an old/middle-aged/young combination, machine/electric/liquid combination, multi-professional combination technical team.

The company has the ability of continuous innovation. In recent years, the company has been awarded "Shenyang small and medium-sized enterprise public service demonstration platform", "Liaoning Province Famous Brand Product", "Safety Culture Construction Demonstration Enterprise", "Shenyang Model Labor Relations Model Enterprise", "Shenyang Science and Technology Small Giant Enterprise", "Member of liaoning council for the brand development", "Three Level Enterprises of Safety Production Standardization", "Liaoning Provincial Enterprise Technology Center", "Ten Innovative Enterprises of Military-Civil Dual-Use Technology" and so on.

Shenyang Ziweiheng Testing Equipment Co., Ltd. is a member of China Automobile Industry Association, China Internal Combustion Engine Association, China Refrigeration and Air Conditioning Industry Association, three-level confidential unit for the research and production of military weapons and equipment, and national high-tech enterprise. The company has passed the GJB9001B-2009 weapon equipment quality system certification (number: 16JB3415) and ISO9001 quality system certification. Ziwei Test has always focused on the development and research, production, sales and service of test equipment of pressure flow sealing, mechanical properties, durability, environmental stability, material thermophysical properties. The production bases are located in Shenyang City, Liaoning Province, Changchun City, Jilin Province, Wuhan City, Hubei Province, and a branch company in Beijing.