... copper finished 2.1.6 MM board 3. With ISO9001:2003 ,UL,TS16949 dertificate Double-sided PCB1. ... OZ copper finished2.1.6 MM board 3. With ISO9001:2003 ,UL,TS16949 dertificate Our PCBs can ... make you satisfied Contact me now!! Huizhou LuLuTong Circuit Technology CO.,LTD(LLT-PCB) which established in ... high-precision Double-side and Multi-layer Printed Circuit Board. With a facility area of more than 12, ...