1. Stamping part with special surface treatment 2. Material: SPCC, SS400, SPHC, etc. 3. ... do the following: 1) Coat the surface of stamping parts with PVC, PE powder or PA powder, or make electroplating or ... adhesion4. Material: SPCC, SPCD, SS400, SPHC, SECC, SGCC5. Packing: carton, with plastic bags and the lining specified by customers, such as foam ...