Guangzhou Jingyuan Electrical Equipment Co., Ltd. is specialized in fine residence welding equipment which is used for spot welding, projection welding, seam welding and hot bar. Also we provide the best residence spot welding plan. We have the returnee from Germany. He is also a professor working in SCUT as a leader of our team which includes specialists, doctors, masters, bachelors, etc. Our core technology is inverter, usually 4kHz inverter frequency which is applied to all our ...