What about the production flow for steel tubing in ChangZeng?

Steel tubing is produced by Shanghai ChangZeng Metal Co., Ltd. strictly in accordance with the management system. The complete production process totally conforms to the international standard. Each process from raw materials selection to a finished product is well performed. We believe that by optimizing the production process, we are able to offer higher-quality products.

ChangZeng is proud of being one of the most competitive steel beam manufacturers. ChangZeng's steel products series include multiple types. Other products can’t be compared with steel sheet which is of stainless steel sheet. Its comes with optional additional alloys including carbon, manganese, silicon, chromium, nickel, molybdenum, and vanadium. Shanghai ChangZeng Co., Ltd.'s philosophy of honesty and credit management has created great success. Its form or shape can be Bar, Rod, Tube, Pipe, Plate, Sheet, Structural, etc.

We insist on sustainability. To promote safe, secure and sustainable living and working environments, we always apply science-based safety manufacturing.