Q: Are you trading company or manufacturer ?

A: We are factory.The main products are safety valve ,air vent valve

Q: How long is your delivery time?

A:  It is 15-20 days , according to quantity.

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

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

Q: What is your terms of payment ?

A: 30% T/T in advance ,balance before shipment.
Any question,please  contact us:86-755-33861788