Changchun Huir Technology Co., Ltd. is a a technology-based enterprise specializing in material testing and inspection, chemical analysis and testing; testing technology consulting services; instrument and equipment calibration, inspection and testing; R&D, consulting, service and technology transfer in photoelectric mechanical products and mechanical and electrical  products.

The company has rich experimental experience in metal material tensile test, standard stress-strain test, true stress-strain test, fatigue test, confirmatory fatigue test, S-N (P-S-N) reliability curve test, metallographic inspection and hardness test, and offers accurate, scientific and reliable data.

A large number of engineering application experiments and tests have been carried out over recent years in laser welding, resistance spot welding, arc welding of stainless steel materials and laser welding and arc welding of carbon steel materials. Having accumulated rich experimental experience and data processing methods, the company has been trusted and recognized by users!

The company adheres to the tenet of "Science and Technology-based, Quality-oriented, High-quality Service, Customer Satisfaction", and sincerely welcomes domestic and foreign users to visit us and establish cooperation for mutual benefit and win-win development.