Zheng da welding equipment co.,ltd is a research and development,design,manu- facture,sale service in one of professional manufacture of resistance welding equip-ment,corporate entity. Our products mainly include:AC Pulsetype spot welder, capaci-tor dischiarge type welding machine and all kinds of special welding equipmengt and other scores kinds of series devices. Company has always adhere to the "people-oriented,professional and practical business appliances,kitchen utensils……