China manufacturers big black stocking tube pipes,carbon black steel piping

Q: Are you trading company or manufacturer ?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is 15-20 days if the goods are in stock. or it is 20-30 days if the goods are not in stock, also according to the quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: We can accept T/T,L/C,Alibaba trade assurance order,do not hesitite to contact us if any problems.

Q:How about the quality of the prodcuts?

We can promise that our products are high quality and they can 100% meet your demand,and we have many certifications also.We strongly suggest our customers that using the alibaba assurance order service when we make a deal,because it can save much time and safer for you and us.