About Usmore

About us
 Shenzhen KingshengPCBA Tech Co.,Ltd (HK C-Alley Co.,Ltd), an professional PCBA manufactuer and electronics manufacturing service (EMS) provider for 12years.SMT factory has ISO9001, ISO14001, TS16949 certification, advanced production equipment and rich experience in the production of PCBA. more

How many kinds of surface finish of the PCB we usually met?
How many kinds of surface finish of the PCB we usually met?
 
Surface finish for PCB production
 
1. HASL
2. Organic Solderability Preservatives
3. Nickel and gold -plate
4. Immersion Gold
5. Immersion Tin
6. Immersion Silver
7. ENEPIG
8. Hard gold-plate