
Shanghai ChangZeng Metal Co., Ltd. has rich experiences in the industry in China. ChangZeng's steel beam series include multiple types. Our steel tubing are also of stainless steel pipe besides their stainless steel pipe. This product offers greater strength and uniformity. ChangZengturns customers' most worthy opportunities and most rigorous challenges into their real competitive advantages. It is the best for welding, machining or other needs.

We are striving for a better world. By prioritizing initiatives such as employee volunteering, non-profit partnerships, and charitable giving, we strive to improve lives.