1.professional pcb design for all kinds of electronic products 2.high quality ... One stop service for PCB design, PCB layout, PCB manufacture, components purchasing, * PCB assembly, test, packing and PCB delivery Technical Specification For PCB : Number of Layer1, ... LPI,Also support Red,White,Yellow,Blue,BlackSilk ScreenDouble-sided or single-sided in white,yellow,black,or negativeSilk Screen Min Line ...