Sheet metal such as fold, rebound, etc, drawings such as fold, scratch, crack etc, cold extrusions, such as radiation, ring problem, try my best to resolve at the time mold design, trail run.

• 钣金件的褶皱、回弹等，覆盖件、拉伸件的褶皱、划伤、拉裂等，冷挤压件的放射线、环槽问题在模具设计、产品试制时加以注意，解决。