Yes, we welcome sample order to test and check quality. Mixed samples are acceptable. 

Sample in stock needs 4-6 days, mass production time needs 1-4 weeks depend on order quantity.

We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-6 days to arrive. Airline and sea shipping also optional according to customer's requirements. 

A: Firstly let us know your requirements or application.
B:Secondly we quote according to your requirements or our suggestions.
C:Thirdly customer confirms the samples and places deposit for formal order.
D:Fourthly we arrange the production.

There are many payment methods available to us, such as T/T, Western Union, etc. Please don't hesitate to tell us if other methods are more convenient for you.