- Gemstone Korea Co.,Ltd
- Seoul÷åܬ㼠˰ÑõÏ¡ TeheranÖØ 327 Victoria Building 202ãø (邮编 )06150
- #202,327,Teheran-ro,Gangnam-gu,Seoul,Republic of Korea (ZIP code) 06150
- Tel: +82-2-557-0010
- Gemstone (HK) Co,,Ltd
- úÅùûÎú×£íþÞÞØ½çµË¬Ê¶77ûÜü»薈ñéãý18×§1810ãø
- Flat/Rm 1810 18F. Ceo tower 77 Wing Hong Street Cheung Sha Wan HK
- Tel: +852-2370-2658
- Gemstone (SH) Co,,Ltd
- ß¾úã¼øÝ东ãæ区锦绣东ÖØ2777Öç10号11层 (邮编 )201206
- 11F, Building 10, Lane 2777, Jinxiu East Road, Pudong New Area, Shanghai (ZIP Code) 201206
- Tel: +86-21-3188-5088
- Gemstone (SZ) Co., Ltd
- ñé国广东àýä¢圳ã¼Ñõߣ区ÓÞ冲ßÂ务ñéãýAñ¨2501 (邮编 ) 518053
- #2501, Building A, Dachong Business Center, Nanshan District, Shenzhen, Guangdong, China (ZIP Code) 518053
- Tel: (Direct) +86-755-8860-1162