Welding and Assembling parts we're specialised in producing many different OEM products likeWelding and Assembling parts ... and Assembling parts1, We've a specialized engineering team in design or offer suggestion to cusomters' projects2, CNC, Wire-cutting ... TPR and etc.4.surface treatment: heat treatment, carbonitriding , electroplating, paining, printing and so on.our own professional team will ...