We , Intong Electronics (Shenzhen,China)Co.Ltd is a company specialized in PCB manufacturing . Provide all kinds of PCB . Including HASL,OSP,ENIG,ImAg,ImSn,H-Tg,and PTFE etc.Standard FR4,CEM1 and CEM3;High performance substrates including Teflon (PTFE); Rogers RO4003 & RO4350; Metal-backed PCBs ;High Temperature substrates (170 tg) etc. Our advanced capabilities up to 30 layers.Also capable of producing blind/buried via PCBS and offer some quickest lead time for rigid and rigid-flex circuit .