We are shanghai ruiyi hardware company based in Fengxian , China.We are member of Tradekey.com since Dec, 20013. Our business isrelated to hardware industry and we specifically deal in ROHShardwares ( mechanical plating washer, screw and so on). If thereare any question, inquiry or comments, please feel free to contactus, phone: +86 0 13761620028, mail: [email protected]