1,Quality Approvals 2,Good reputation 3,Customer service commitment 4,First-class service 5Prompt Delivery and competitive Our PCB Production line Capability for your referrence1)Layer:from 1 to 402)Board finished thickness:0.21mm-7.0mm3)Material:FR-4,CEM-1,CEM-3,High TG,FR4 Halogen Free ,Rogers,HF,NELCON,TACONIC,ARLON,etc4)Surface finish/treatment: HASL/HASL lead free,HAL,Chemical Gold/tin, ...