ChangZengconstantly pursues high performance, manufacturing high quality steel tubing and provides one-stop solutions. ChangZeng's steel coil series include multiple types. By designing c channel steel, steel beam is rich in its unique texture. It complies with the standards of GB, ASTM, JIS, BS, EN, TOCT, KSD, IS, etc. There is no need for worrying about the after sale service while cooperating with Shanghai ChangZeng Co., Ltd.. Its material can be comprised of higher-grade alloys such as stainless steel or molybdenum steel.
In our future development, we will stick to responsible production approach which takes into consideration social and environmental needs, and demonstrate our commitment to sustainability.