How to contact your after-sale service division?

Shanghai ChangZeng Metal Co., Ltd. provides quality after-sale customer support on several channels. They are email, phone, live chat, etc. Details are listed at the Contact Us page. Here we give you some pros and cons of these online customer service channels. Email can be frustrating if there is a lot of back and forth required and Phone support can be very time consuming and costly. So we recommend Live chat most. It is a good mix of email and phone support. It makes back-and-forth less cumbersome by allowing our after-sale service teams to hash out issues in real-time without the necessity for long phone conversations.

Specialized in production steel beam, ChangZengimmediately stood out in the market. ChangZeng's steel coil series include multiple types. This product has clearly printed texts. It can display information about the item such as materials, operation instructions, etc. It can be processed by welding, punching, cutting, bending, painting, etc. Shanghai ChangZeng Co., Ltd.'s philosophy of honesty and credit management has created great success. Its microstructure can be Ferritic, Pearlitic, Martensitic, Etc.

Our company will stick to the high standards of professional conduct, and to ethical and fair business dealings with our customers to achieve long-term success.