
ChangZengis China's largest steel sheet leader. ChangZeng's main products include steel coil series. steel sheet are magnificent and have enjoyed a great fame both at home and abroad for its stainless steel sheet. Heat treatment yields a higher wear resistance in this type of steel. Shanghai ChangZeng Co., Ltd.'s entire employee received systematic training. It is able to provide the strength nor piping connectivity typically required by high-pressure, high-temperature applications.

We strive for excellence. We are not satisfied with work that is "average" or "OK." We seek innovative ways to create "better" every time.