洲际油气股东质押占比16.33%，质押市值约16.33亿元

Group 1 - The core point of the article highlights that as of August 22, the shareholders of Continental Oil and Gas have pledged 16.33% of the total share capital, ranking 503rd in the market [1] - The total number of shares pledged by the shareholders amounts to 678 million shares, with a total market value of 1.633 billion yuan [1] - Continental Oil and Gas Co., Ltd. is primarily engaged in oil exploration and development, investment in petrochemical projects, and related engineering technical development, consulting, and services [1] Group 2 - The company's main products include oil and gas sales, and it also engages in the sale of materials and equipment needed for petrochemical products and pipeline construction [1] - The company has seen a stock price increase of 5.24% over the past year [2] - The chairman of the company is Chen Huanlong [1]