... -stop-service 5,good price and quick delivery Specializing in PTFE pcbwe can provide you all lined of PCB ,PCB boards ... 2. Material: CME1, CME3, FR4, High TG FR4, Aluminium, Ceramic, PTFE (F4B,F4BK), Rogers (4003,4350,5880),Taconic, Arlon(35N,85N ... GB (4588)14. DHL,UPS,FedEX,TNT (door to door) PTFE PCB with immersion gold