Proportion of oil service and Schlumberger shares of Sino-French Geology Bohai Oil Co., Ltd.

One to one. According to Aiqi's inquiry in official website, Sino-French Geological Bohai Petroleum Co., Ltd. (CFBGC) was established in 1983, which was made up of COSL and Schlumberger) * * * *, and the investment ratio of both parties was 50%, that is, one to one. CFBGC is the largest offshore integrated logging and well testing service provider in China.