1. Using German CNC technology to develop an automatic intelligent CNC scanning hole coordinate touch screen LCD computer control system 2. Using original Japanese Fuji 6-axis servo motor and 8-axis variable frequency motor 3. Double-station trimming device (flat and wave cutter) 4. Eight-level omnidirectional positive and negative cone swing rotary imported steel grinding disc (rounding rate as high as 90%) 5. Full automatic manipulator handle device and universal turret (easy to replace the handles) 6. Using German FESTO valve, INA, AFG, DURBAL and Japanese NSK, lKO and other brand bearings.