
ChangZenghas been engaged in steel coil industry for many years. ChangZeng's steel beam series include multiple types. ChangZengis willing to purchase high quality raw material rather than poor one in order to guarantee quality for steel beam. It can be processed by welding, punching, cutting, bending, painting, etc. our companyevolves each day to meet the dynamic needs of this industry. It comes with installation instructions and videos.

Our company incorporates environmentally-friendly and sustainable practices. We adopt more energy-efficient production methods and machines for minimizing environmental impact.