... , Punching, Threading,Casting,Forging,Welding,Tapping,Riveting,Grinding,CNC machining,Test Equipment measurement instrument,Projector,CMM,Altimeter,Micrometer, Thread Gages,Calipers,Pin ... player and etc.5.Telecommunications: micro phone, speaker, monitor case,computer and etc.6.Others:customer made,toys,exhibition samples,testing ...