What are main products to ChangZeng?

Shanghai ChangZeng Metal Co., Ltd. runs a professional factory to generate high-quality products. The structural angle we create meets the ISO9001 standard. We're continuously on the lookout for the very best materials and components to make quality products. As a result of our excellent manufacturing capacities, dependable excellent control testing processes and adequate manufacturing capacity, our firm constantly guarantees perfect results and provides them to our clients in a timely way.

ChangZeng ​​is rated as the No.1 brand by many clients. ChangZeng's steel tubing series include multiple types. Our professional designers can provide help in designing steel tubing. It comes with installation instructions and videos. The product operates reliably under harsh conditions. It is not affected by severe weather conditions such as lightning and strong storms and is not affected by high temperature and humid conditions. Heat treatment yields a higher wear resistance in this type of steel.

Our mission is to help customers create something amazing - a product that grabs the attention of their customers. Being honest, ethical and trustworthy is helping us become a partner of choice.