월간 해양과조선 잡지 광고업체: China International Offshore Oil & Gas Exhibition (ciooe) has been held simultaneously with China International Petroleum & Petrochemical Technology and Equipment Exhibition (cippe) for 7 sessions successfully, which is a regular show in oil and gas industry. It is recognized by UFI as the 22nd high quality show in Chinese Mainland, and has become one of the world’s top 4 petroleum exhibitions and the largest one in Asia.