Dongying Mold Co., Ltd, is located in Tangzhuang Village, Beishikao Development Zone, Hejian City, Hebei Province, After more than 30 years of development, Dongying Company has a complete production system including wire drawing core production, pressing sleeve, laser processing, nano CVD coating, slow wire cutting processing, metal heat treatment, grinding, polishing, testing, etc. It specializes in producing copper wire, aluminum wire, cable twisted wire molds, special-shaped conductor ladder type, SZ ...