We are Hangzhou Tiantian Hardware Co., Ltd professional in Fastener products and thread cutting tools.We have two subsidiary company in xiaoshan and Haiyan.Our major products is Concrete Nail,self tapping screw,self drilling screw and different kinds fasteners. We have exported our products to around of the world. For example Middle-east,Africa,South American,European is our major market.we are very hope can cooperation with our new customer