
Shanghai ChangZeng Metal Co., Ltd. has gained increasing popularity in the steel tubing market. ChangZeng's main products include steel coil series. It is stainless steel pipe that contributes to the uniqueness of our steel tubing. It is tested by third parties such as SGS and BV. Today, ChangZenghas successfully built a comprehensive, tridimensional corporate image. Its material can be comprised of higher-grade alloys such as stainless steel or molybdenum steel.

We pursue environmental protection in our business. We maintain a high level of environmental awareness and have found production ways to improve environmental friendliness.