... , PCB assembly. 1, full turnkey solution( SMT, AI , PCBA , testing , casing and packing,)2, fast response for quotation and prototyping and ... support and after sales service. Specializing in Double Side PCB, Multi-Layer PCB, F4BK PCB, Ceramic PCB, Rogers PCB, Aluminum PCB.1 ... .Single-sided, double-sided and multi-layer boards.2.HAL, HAL lead free, Immersion Gold/ Silver/Tin ...