... many years 3.UL,SGS,ROHS,ISO9001 4.100% test high quality pcbif you have specific requirements of pcb, please feel free ... :IT180.3. Surface treatment: HASL, HAL LF, Immersion Gold, Immersion Tin, Immersion silver, Gold Finger, OSP. ApplicationProducts are applied to a ... exporting service7. PCB is no MOQ/MOV.8. PCB with high quality. strict test through AOI (Automated Optical Inspection),QA/QC, Flying ...