... Machine parts 1. 6 years experience 2. Reply within 24 hours 3. ISO, ASTM, RoHS standard 4. Good technology, good services Machine ... Subsequent processing Drilling, tapping, riveting, point welding, argon arc welding, assembling, laser welding, laser cutting, heat treatment. Surface ... have specialized mechanical engineer, international trade team, and after-sale service team. Our professional team ...