1)Are you trading company or manufacturer?
We are factory.
2)How can I customize my products?
Attach your drawing with details(surface treatment,material,quantity and special requirements etc.)
3)How long can I get the quotation?
We will give you the quotation within 48 hours(considering the time difference)
4)How long will you produce the parts?
Generally it is 5-10 days if the goods are in stock. Or it is 15-25 days if the goods are not in stock, it's according to quantity.
5)Do you provide samples? Is it free or extra?
Yes, we could offer the sample, the samples and shipping costs need to be borne by the client. 
6)What is your terms of payment?
Payment≤1000 USD, 100% in advance. Payment≥1000 USD, 30% T/T in advance, balance before shipment. If you have any questions, please don't hesitate to contact us. 
7)What if the products we received are not good?
Contact us without hesitation, our special after-sales service will take the responsibility.