
Shanghai ChangZeng Metal Co., Ltd. is the leader of the steel tubing industry's progress and innovation. ChangZeng's steel sheet series include multiple types. Selecting high quality of c channel steel materials, steel beam is healthy to be used. It has served more than 600 foreign customers. ChangZengevolves each day to meet the dynamic needs of this industry. The minimum order quantity for this product is 5 tons.

We will retain our values of quality, integrity, and respect. All is for producing world-class products aimed at improving the business of our customers.