Great Valve (YanTai) IMP. & EXP. Co.,Ltd Add:Room 1107 Yuyuan Building,No.148 Changjiang Road, Yantai Economic and Technological Development Zone,ChinaTel: 0086-535-6395216Fax: 0086-535-6395136Mobile phone: 15098519439E-mail: Great_valves02@live.cnContact Person: Ms Rena