1, ISO 9001:2000 ,UL, SGS 2.,No MOQ, 3,Quick delivery 4,PCB manufacturer 5,Price: ... , we are professional PCB factory.1. Layers :1-22 layers 2. Material: CME1, CME3, FR4, High TG FR4, Aluminium, Ceramic, ... . Surface finishing: HASL, Lead free HASL, ENIG, Immersion Tin, Immersion Silver, Immersion gold, OSP. Carbon ink.9. Sold mask: Green, Red ... FedEX,TNT (door to door) OSP PTFE PCB board with 2 layers