Jin Rong Jie·2025-04-16 08:36Group 1 - The China Securities Index for the Hong Kong-Shanghai-Shenzhen 500 Energy Index closed at 2024.62 points, with a decline of 3.20% over the past month, 8.92% over the past three months, and 12.35% year-to-date [1] - The index is composed of 11 industry categories, reflecting the overall performance of different industry securities within the index series [1] - The top ten weighted stocks in the index include China National Offshore Oil Corporation (15.64%), China Shenhua Energy (12.01%), and China Petroleum & Chemical Corporation (8.40%) [1] Group 2 - The industry composition of the index shows that coal accounts for 37.51%, integrated oil and gas companies for 34.93%, and fuel refining for 20.53% [2] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2] - Special circumstances may lead to temporary adjustments to the index samples, such as delisting or corporate actions like mergers and acquisitions [2]