... &ISO certified 5.quote in 3 days --2 layer,FR-4(94v0),1OZ copper, --HASL finish,panelized ,green soldermask, -- ... plating, Au/SP immersion and OSP available--PCB material: FR-4, high TG. layers: 1 to 10--One stop service ... traffic, industrial power, battery,fire alarm,CCTV, wireless communication,telecommunication, networking and home appliance, networking,etc. turnkey PCB assembler for car MP3 /PCBA ...