GEM OPTICAL CO.,LTD. ** ** ** **
 
 
 
 
 
GEM  
GEM OPTICAL CO.,LTD
NO.113, JINGMEI RD. , TAIPING DIST. , TAICHUNG CITY , 411 TAIWAN ,R.O.C.
TEL: 886-4-22784696 FAX : 886-4-22701536
E-MAIL: gemoco@ms37.hinet.net