
Shanghai ChangZeng Metal Co., Ltd. has won more and more praise for its highest quality steel beam. ChangZeng's main products include steel sheet series. steel products from ChangZengadopts a new type of steel h beam material. It comes with installation instructions and videos. This product is somewhat fire retardant. The insulating materials used for this product meet higher demands in glow wire testing. It is used in transportation, construction, machinery, shipbuilding, and other fields.

Our company has a responsibility to influence positive changes in the market. We are committed to addressing the challenges of climate change in our own manufacturing operations and working with customers to improve social and environmental sustainability.