... good after sales services. 100% e-testing. double-sided pcb with 2oz copperWhat we can do for you,One- ... stop services from PCB manufacture to components supply, assembly services offer. ... 1-12 layer PCB board,1-2 layer Aluminum base PCB1/3oz ... PCB board,CEM-1,CEM-3, FR4, FR4 High TG, High CTI, PTFE, Ceramics, Aluminum based etc. double-sided pcb with ...