... To provide you with the best service and the best quality ! KangDong Electric Technology Co.,Ltd which has been specializing in PCB/PCBA and ... ,CEM-1,CEM-3,High TG,FR4 Halogen Free ,Rogers,HF,NELCON,TACONIC,ARLON,etcMax. finished board size:23*25mil(580mm ... :HASL /HASL lead free,HAL,Chemical Gold/tin,Immersion Silver/Gold/Tin,OSP,Gold plating,Hard&Soft gold,Plating tin,Solder mask color :Green ...