China Gold Stone Energy  Co.,Ltd. 
Address: 6-4F-511,JinMao Palace,No.23 Guangqu Road,Chaoyang District,Beijing,China.100022
Tel：0086-10-67793688 
Fax：0086-10-67730388

China Gold Stone Minerals Holdings Ltd 
Address: Uint04, 7/F, Bright Way Tower,NO.33 Mong Kok Road,Kowloon,Hong Kong 
Tel: 00852-23892981 
Fax: 00852-35902333
 
Gold Stone Continental LLC 
Rm 651, 6th Flr,RXR Plaza,Uniondale, NY 11556 
Tel:001-516-5222500

China Gold Stone Australian Representative office 
Address: Level 9,Suite 903,121 Walker Street, 
North Sydney, NSW 2060 
Tel: 0061-2-9959 3688 
Fax: 0061-2-9956 8788