Suzhou Tengkai Metal Materials Co., Ltd. is a professional heat treatment adding manufacturer, established in 2008. There are currently over 50 employees, 7 technical personnel and 5 inspectors. The company has corresponding professional testing and R&D department. At present, the  ompany's service scope has covered more than ten kinds of heat treatment, such as vacuum quenching, vacuum tempering, vacuum annealing, vacuum brazing, vacuum solid solution, vacuum aging, vacuum demagnetization, deep cooling treatment, pre-vacuum gas nitrification, Vacuum ion nitriding, gas nitriding，high-frequency quenching, bright quenching, bright tempering, bright anealing, bright brazing, bright solid solution and so on. Widely used in automotive, medical, electronics, machinery, new anergy, aerospace and other industries.

The company has successively passed ISO9001, IATF16949, AS9100D and Nadcap certification. The company has strong technical team, complete quality system, and stable and reliable product quality. The company has accumulated many years of heat treatment research and production experience, training an experienced production and research and development team, and formed a perfect product research and development, production, service system, in order to ensure the quality of products and services to provide the majority of users.