info@cgeo-instruments.com

+86-10-63780922

+86-10-63780622

Trading

Room 07-09，Floor 8， Building 2， Zone 4， Hanwei International Plaza，South Fourth Ring Road，Fengtai District， Beijing

Management

Room 06，13A/F.，South Tower，World Finance Centre，Harbour City，17 Canton Road，Tsim Sha Tsui，Kowloon，Hong Kong