1) Single side FPC 2)surface finish: immersion gold 3)certificate:UL,ROHS,REACH,ISO9001,T/S16949 1) Single side FPC 2) ine width ... CEM-3BOARD THINCKNESS0.2mm-6.0mmCAMBERD≤0.75% (DOUBLE SIDE)D≤0.7%(MULTILAYER)IMPENDENCE TOLERANCE±7%PIH TOLERANCED> ... 0.1mmPROFILEMILLING MOULDING V-CUT CHANFERCOATINGHAL, LEAD FREE HAL, ENIG/IMMERSION GOLD, OSPSOLDER MASK COLORGREEN, BLUE, BLACK, WHITE,REDTECHNNOLOGYBLOCK, ...