
ChangZenglies in a leading position in the production of steel coil in China. ChangZeng's steel tubing series include multiple types. The product can be printed with high quality and highly glamorous colors. It can make the packaged product stand out. It is used in transportation, construction, machinery, shipbuilding, and other fields. Many of our customers have witnessed Shanghai our company Co., Ltd.'s growth. This product offers greater strength and uniformity.

Quality and service come first for our company. They drive the pace of our work. We will always expect more from ourselves than our customers do.