Concern about the ability?Contact with many facilities, their abilities are different, how to select?

Concern about the JIT?If the producer has no her own stable working force, what if they delay your delivery time？

Concern about the quality?Some producers can’t keep their commitments on the quality, stealthily cut the cost and deliver unqualified products?

Concern about the cost?Many suppliers offered low price hoping to get orders, and raise the price once they are awarded with the orders？

Concern about the design?Some suppliers don’t have ability to design for their own facility?

Concern about the after service?Once the delivery is done, what if the supplier never care about the after service?