
ChangZenghas been providing high performance to the market since establishment steel coil. ChangZeng's main products include steel tubing series. This product has highly reliable mechanical properties. Its mechanical parts are processed in hot or cold ambient temperatures and have good safety performance. It is selling well in Southeast Asia, the Middle East, Europe, etc. All of Shanghai ChangZeng Co., Ltd.'s products are favored and trusted by customers. Its form or shape can be Bar, Rod, Tube, Pipe, Plate, Sheet, Structural, etc.

We care for the environment. We use environmentally friendly technologies in our production activities to minimize the possible adverse effects on the environment.