... better for welding structures of steel sheets. vehicles, buildings, machinery-manufacture, vessels and various structures of low carbon steel9, Packing in ... Jinqiao Welding Material Co., Ltd, Chaohu Daqiao Nails Co., Ltd, Chaohu Yinqiao Welding Material Factory, Chaohu Jinlong metal manufacturing Co., Ltd, Hefei Yinqiao Welding Material Co., Ltd and etc ...