... products manufacturers, Rigao Electronics is a professional outstanding pcb board production, fr4 pcb for electronical products supplier and factory, we can ... after we done. Welcome all kindly of pcb and pcb assembly business for inquiry, we will feedback to you soon. ... Copper Thickness:- Surface treatment:- Gerber rle or other PCB data hle:- Quantity:For PCB assembly, we need BOM of components.Q: Can ...