
Shanghai ChangZeng Metal Co., Ltd. is recognized as a leading professional steel tubing manufacturer in China. ChangZeng's steel coil series include multiple types. Selecting high quality of c channel steel materials, steel beam is healthy to be used. It can be processed by welding, punching, cutting, bending, painting, etc. ChangZengevolves each day to meet the dynamic needs of this industry. It is highly resistant to corrosion and oxidation.

We aim to be an active and responsible leader committed to the sustainable development of global markets and promoting responsible practices in our industry.