北京奥格特技术有限公司

Beijing Oil & Gas Technology Inc.

北京市昌平区科技园区超前路甲1号11号楼703室

Room 703, building 11, No. A1, Chaoqian Road, Science Park, Changping District, Beijing, China

Tel:  86-010-69743439

Fax: 86-010-69748949

Email: ogtech@vip.sina.com