... Produce PCB and FPC board 4. UL, RoHS, SGS High Quality PCB Manufacturing Shenzhen Yuzhixiang Electronics Co., Ltd, also named ... are widely used in communication apparatus, automobile electronics, computers, medical devices, lingting systems, outdoor systems, network devices and ... Materials (RoHS Compliant) , CEM-3, CEM-1, Aluminium, High frequency Material (Rogers, Teflon, Taconic)Layer No.1 - 30 ...