Main:1. Our History:Xinxiang New Zuan Diamond Tools Co., Ltd(DO-TOOLS)is a professional manufacturer and supplier of diamond tools with innovation as well as powerful technical force, advanced production e
Main:Dongguan B.Y Packing Products Co. (B.Y ENTERPRISE LIMITED) was founded in 2003 with office in Shenzhen and factory in Dongguan, Guangdong. By now, B.Y is well equipped with complete facilities and adv
Main:With 19 years development, SHANDONG HANPU MACHINERY INDUSTRIAL CO.,LTD has grown into a a high-tech company with producing, developresearch and sales together from a distributor. Develop from a d