Yes. custom service is seen as the most desirable service at Shanghai ChangZeng Metal Co., Ltd. . By offering design concepts to us, customers are expected to obtain the finest quality product. As we get involved in the manufacturing of angle steel for years, we are endowed with full knowledge related to the technique improvement. We are qualified to produce the desired product according to customer guidance. Under the contract signed by both parties, we will treat the design files in strict confidentiality to protect the customers' business interests.

Until now, high quality steel tubing has been produced by Shanghai ChangZeng Co., Ltd.. ChangZeng's steel beam series include multiple types. steel sheet from ChangZengadopts a new type of stainless steel sheet material. It is highly resistant to corrosion and oxidation. The material of steel coil is carefully inspected and chosen. Heat treatment yields a higher wear resistance in this type of steel.

We will retain our values of quality, integrity, and respect. All is for producing world-class products aimed at improving the business of our customers.