
Shanghai ChangZeng Metal Co., Ltd. is a powerful company that has a good fame in the steel coil industry. ChangZeng's steel coil series include multiple types. By virtue of steel h beam, steel products is often sold out in many areas. It is the best for welding, machining or other needs. ChangZenghas received good reputation from our clients. It is highly resistant to corrosion and oxidation.

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