Shenzhen OPT Cutting Tools Co., LTD. Email ụlọ ọrụ opttools@tongweicn.com opt@tongweicn.com Ụlọ ọrụWhatsApp +86 13928413454 +86 13652315199 Adreesị ụlọ ọrụ Rm609, Ụlọ A, Dulex Hi-tech Park, Guangyi Road, Longhua District, Shenzhen, China Ekwentị ụlọ ọrụ +86 13652315199 +0086 755-27579101
