Sou Hu Cai Jing·2025-06-24 16:01Group 1 - The Shanghai Composite Index opened lower but rose later, with the Shanghai Energy Industry Layered Equal-Weight Index down by 1.71% to 2502.08 points, with a trading volume of 14.174 billion yuan [1] - The Shanghai Energy Industry Layered Equal-Weight Index has increased by 1.24% in the past month, decreased by 4.91% in the past three months, and has fallen by 10.24% year-to-date [1] - The index includes companies from eleven primary industries, providing diversified investment targets through market capitalization weighting and equal weighting within secondary industries [1] Group 2 - The top ten holdings of the Shanghai Energy Industry Layered Equal-Weight Index include: Continental Oil & Gas (3.64%), China Coal Energy (3.53%), China National Petroleum (3.46%), Sinopec Oilfield Service (3.44%), China Oil Engineering (3.44%), Shaanxi Coal and Chemical Industry (3.44%), CNOOC Engineering (3.39%), CNOOC Development (3.39%), China National Offshore Oil Service (3.38%), and Shanghai Petrochemical (3.37%) [1] - The index's holdings are entirely from the Shanghai Stock Exchange, with coal accounting for 46.42%, oilfield services for 13.60%, coke for 12.94%, fuel refining for 10.31%, integrated oil and gas companies for 6.75%, oil and gas extraction for 3.44%, oil and gas circulation and others for 3.35%, and natural gas processing for 3.19% [2]