石油开采及服务板块盘中拉升，洲际油气封板涨停

Group 1 - The oil extraction and service sector experienced a significant intraday surge on December 29, with several companies reaching notable price increases [2] - Continental Oil & Gas hit the daily limit up, while Zhongman Petroleum, Tongyuan Petroleum, Keli Co., China National Petroleum Engineering, China National Offshore Oil Corporation, and CNOOC Services all saw their stock prices rise by over 1% [2]