Contact Us

Contact: Mr Liu

Mobile:86-10-13801231463

Tel:010-82672581   

Fax:010-80719151
E-mail:zgliu@gt-optics.com    gzfang@gt-optics.com
MSN:zgliuhotmail@hotmail.com
Address:2F, UNIT-B, NO.1 BUD NO.97 CHANGPING ROAD ,CHANGPING DISTRICY,BEIJING ( ROOM203, UNIT-B, NO.D BUD, XINYUAN IND PARK, SHAHE TOWN,CHANGPING　DISTRICT ,102206, BEIJING)