
Shanghai ChangZeng Metal Co., Ltd. has trained production professionals in the steel products industry. ChangZeng's main products include steel products series. This product has a smooth surface. Throughout the sanding process, the sheets and welds are sanded to remove any rough corners and jags. This product offers greater strength and uniformity. ChangZengfocuses on building relationships and providing the best customer service possible. It is tested by third parties such as SGS and BV.

Wanting to be the first, our company is driven to serve customers in a responsible and shared value-creating approach.