Zibo Zhangdian Huatai Street Zhongyuan Safety Protection Store. Welding protection and flame retardant clothing products can be bought in Zhongyuan Safety Protection Store in Huatai Street, Zhangdian, Zibo. Electric welding refers to a welding method that uses electric energy, heating or pressure, or both, with or without filler to realize atomic bonding of weldments. The processing equipment used for electric welding is called electric welding machine.