港股石油股走强 延长石油国际涨超20%

Group 1 - The Hong Kong stock market saw a strong performance in the oil sector, with notable gains in several companies [1] - Yanchang Petroleum International (00346.HK) experienced a significant increase of 20.59% [1] - Other companies in the sector also reported gains, including Kunlun Energy (00135.HK) up by 2.78%, China National Offshore Oil Corporation (00833.HK) up by 2.18%, and CNOOC Services (02883.HK) up by 2.08% [1]