1958-1990 Hebei XINYU Welding Co., Ltd.
1991-2004 DONGGANG Welding Materials Co.,Ltd, which was founded by Hebei University of Technology and Hongkong Community Service Center,mainly produces High antirust CO2 gas-shield welding wire, Submerged arc welding wire, Stainless steel welding wire & Flux-cored welding wire.
2005-Now Hebei XINYU Welding Co., Ltd, which mainly produces high strength steel welding wire, Non-copper-coated solid wire, submerged arc & stainless steel welding