
ChangZenghas been providing high performance to the market since establishment steel tubing. ChangZeng's steel sheet series include multiple types. It makes it easy for people to identify specific items. Because of its ability to distinguish the item with printing, people can always get easy access. It is tested by third parties such as SGS and BV. ChangZengcombines professional experience, advanced technology and worldwide network. Its comes with optional additional alloys including carbon, manganese, silicon, chromium, nickel, molybdenum, and vanadium.

We create sustainable growth. We put efforts on how to use materials, energy, land, water, etc. to ensure that we consume natural resources at a sustainable rate.