
ChangZengis now an 'expert' in the steel coil industry. ChangZeng's steel beam series include multiple types. ChangZengensures that all the materials we use for steel products are safe and environmentally friendly. This product offers greater strength and uniformity. Shanghai we Co., Ltd.'s entire employee received systematic training. Its sizes and thicknesses are customizable for different applications.

We take social responsibility in our business operations. We encourage employees to work together and leverage their core competencies to lead and engage in different initiatives to address key social and environmental issues.