
Shanghai ChangZeng Metal Co., Ltd. is recognized as a leading professional steel coil manufacturer in China. ChangZeng's main products include steel beam series. This product serves as a protective agent. With a proper hard texture, it protects objects from the outside world. This product is available with free samples. ChangZengis full of vitality, energy and warrior spirit. Its excellent tensile strength and yield strength contribute to the quality of the final product.

We set goals in term of bearing social responsibility. And these goals have given us an even deeper sense of motivation to do the best work possible in and outside of the factory.