... PCB and FPC board 4. UL, RoHS, SGS High Quality PCB Manufacturing Shenzhen Yuzhixiang Electronics Co., Ltd, also ... Hi-frequency PCB1) Sample within 6 days for high frequency board2) Normal pcb within 4 days for ... (RoHS Compliant) , CEM-3, CEM-1, Aluminium, High frequency Material (Rogers, Teflon, Taconic)Layer No.1 - ... )Solder Mask Thickness0.0007"(0.018mm)Hole size0.01"(0.25mm)-- 0.257"(6.5mm)Hole Size ...