1, good quality 2, reasonable price 3, delivery on time ... files or improve the design if you needed. ↓2.Negotiationthe quality, price, material, delivery time, payment item, ect. ↓ ... machining, EDM, wire-cutting, especially, the 2.5 dimension measuring to check the electrode, parts, and products. In this ... another words, it allows us to provide the good quality while saving the time and cost.Our in-house ...