
ChangZengis recognized as one of the largest steel products factories in China. ChangZeng's main products include steel beam series. ChangZengalways adopts stainless steel pipe materials and using superior technology for steel tubing. It is not subject to yield-point runout and can, therefore, require low levels of maintenance. our companyis willing to serve you with advanced and superb technology and super level. Its heat treatment includes annealed, quenched, tempered, etc.

High quality and efficiency is our management goal. We encourage employees to give feedback and continuous communication, which allows employees to keep pace with evolving business and market requirements and bring contributions to the company.