... of of service as below:Supply 4 layer rigid pcb with carbon oil * 1. PCB layout, PCB design* 2: Make high ... ,FPCA,Flexible PCB/Printed circuit boards,Flexible PCB assembly. Carbon Oil PCB,Carbon Printed circuit boards.High TG PCB,All Electronic ... (Functional Circuit Test ) technology4)PCB Assembly with VL.CE.FCC.Rohs Approval5)Nitrogen gas reflow soldering technology for SMT6)High standard SMT ...