... ISO14000 certification and established green production s We offer LED PCB,FPC,Double Side PCB, Multi-Layer PCB, F4BK ... (35N, 85N), etc.3. Max. Size: 1200mm*2000mm4. Board Thickness: 0.125mm-6.00mm5. Min. Trace Space: 0. ... Immersion gold, OSP, Carbon ink.9. Sold mask: Green, Red, White, Black, Blue, Yellow10. Test: 100% E-test11. ... DHL, UPS, FedEx, TNT (door to door) LED printed circuit board (led pcb)