
ChangZengis an expert in steel beam production, serving many overseas clients. ChangZeng's steel beam series include multiple types. The product has standard height and length measurements and as such, it provides modular elements that can be combined into larger structures. It is selling well in Southeast Asia, the Middle East, Europe, etc. It is one of Shanghai ChangZeng Co., Ltd.'s greatest achievements to understand each customer’s unique business requirement. The amount of carbon present in the alloy is customizable.

We bear social responsibility in our daily operation. We will keep continually review our manufacturing approach in light of the evolving sustainability landscape.

