... Shenzhen P&C SMT Company Limited is making PCBA for electronic products, such as smoke detector, ... electronic racing car(toys), power supply, dancing machine control board, MP3, MP4, Top-box mainboard, and etc. ... provide us materials( such as components, bare PCB, etc.), and we just assembly the PCBAs for ... we would buy materials( such as components, bare PCB, etc.) for the customer, and also assembly ...