... PCB prototype 2.PCB Design,Electronics 4 Layer PCB 3.FR4,UL&ROHS Approval 4.Thermal consideration&B/B design Rigid multilayer ... -3, Teflon, Aluminum Substrate, Rogers, Halogen Free, High Tg 4.Copper Thickness: 140micron(4oz)5.Min Board Thickness: 0.4mm6. ... technology3) ICT(In Circuit Test),FCT(Functional Circuit Test) technology.4) PCB Assembly With UL,CE,FCC,Rohs Approval5) Nitrogen gas ...