
ChangZeng improves production efficiency by focusing on the development and manufacturing of steel sheet. ChangZeng's main products include steel beam series. With a compact size, this product is meticulously designed to ensure proper stacking and ultimately take up less space. It is easy to process and economical. ChangZengprovides customers with perfect pre-sales, sales and after-sales services. Its heat treatment includes annealed, quenched, tempered, etc.

Our company will stick to the high standards of professional conduct, and to ethical and fair business dealings with our customers to achieve long-term success.