ChangZeng Metal has a unique quality management system for production management. At the same time, our large after-sales service team can improve the quality of the products by investigating the opinions and feedback of customers.
1. The shapes and colors of structural profile can be customized based on customer's requirements.
2. This product is fire resistance. A certain amount of flame retardant is added to its materials during the preliminary production stage.
3. This product has a strong hydrophobicity property. The low water absorption of it greatly reduces the swelling and cracking caused by water molecules.
4. Shanghai ChangZeng Metal Co., Ltd. is a leading manufacturer for structural profile for many years, so quality can be guaranteed.
5. Shanghai ChangZeng Metal Co., Ltd. has made comprehensive quality supervision and inspection system.
1. Shanghai ChangZeng Metal Co., Ltd. is recognized as one of the biggest structural profile factories in China.
2. We have a clean and tidy manufacturing plant. It runs under a dust-proof and humidity-controlled environment, which provides a good working environment for our workers and optimum manufacturing conditions.
3. Shanghai ChangZeng Metal Co., Ltd. insists that quality is more important than productivity. Please contact us! Shanghai ChangZeng Metal Co., Ltd. will serve you with our heart and soul. Please contact us! Our aim: to win the favor of customers by our considerate galvanized steel profiles and high-quality mild steel angle . Please contact us!