Group 1 - The core viewpoint of the article highlights the performance of the China Securities Hong Kong 100 Utilities Index, which reported a slight increase of 1.03% over the past month and a marginal increase of 0.16% over the past three months, while it has decreased by 0.02% year-to-date [1] - The index is categorized based on the China Securities Industry Classification Standard, with a base date of December 31, 2004, and a base point of 1000.0 [1] - The index is fully composed of stocks listed on the Hong Kong Stock Exchange, with thermal power accounting for 61.57% and gas accounting for 38.43% of the holdings [1] Group 2 - The index sample is adjusted biannually, specifically on the next trading day following the second Friday of June and December each year [2] - Weight factors are generally fixed until the next scheduled adjustment, with provisions for temporary adjustments under special circumstances [2] - Adjustments to the index sample occur in response to changes in the parent index, special events affecting industry classification, or the delisting of sample companies [2]

Core Points - The China Securities Index Hong Kong 100 Utilities Index (H100 Utilities) reported a value of 1330.23 points, showing a monthly increase of 2.86%, a quarterly increase of 0.73%, and a year-to-date increase of 1.37% [1] - The index is classified based on the China Securities Index industry classification standard, with a base date of December 31, 2004, and a base point of 1000.0 [1] - The index's holdings are entirely composed of securities listed on the Hong Kong Stock Exchange, with thermal power accounting for 61.38% and gas accounting for 38.62% of the holdings [1] Index Adjustment Information - The index samples are adjusted biannually, with adjustments implemented on the next trading day following the second Friday of June and December each year [2] - Weight factors are generally fixed until the next scheduled adjustment, with temporary adjustments made under special circumstances [2] - Adjustments occur when the parent index changes samples, when a sample company undergoes significant events affecting its industry classification, or when a sample company is delisted [2]

Group 1 - The core viewpoint of the news is that the China Securities Hong Kong 100 Public Utilities Index has shown a slight increase over various time frames, indicating stability in the public utilities sector [1] - The China Securities Hong Kong 100 Public Utilities Index reported a 1.90% increase over the past month, a 1.11% increase over the past three months, and a 1.17% increase year-to-date [1] - The index is based on a sample of securities classified according to the China Securities industry classification standards, with a base date of December 31, 2004, and a base point of 1000.0 [1] Group 2 - The index is fully composed of securities listed on the Hong Kong Stock Exchange, with a 100% allocation [1] - Within the holdings of the index, thermal power accounts for 61.89% and gas accounts for 38.11% [1] - The index sample is adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2]

Group 1 - The Shanghai Composite Index decreased by 0.37%, while the China Securities Hong Kong 100 Utilities Index reported 1327.29 points [1] - The China Securities Hong Kong 100 Utilities Index has increased by 3.24% in the past month, 2.23% in the past three months, and 1.14% year-to-date [1] - The index is classified according to the China Securities industry classification standard, with a base date of December 31, 2004, and a base point of 1000.0 [1] Group 2 - The China Securities Hong Kong 100 Utilities Index has a 100% allocation in the Hong Kong Stock Exchange [1] - The sector composition of the index shows that thermal power accounts for 62.22% and gas accounts for 37.78% [1] Group 3 - The index sample is adjusted every six months, with adjustments implemented on the next trading day after the second Friday of June and December [2] - Weight factors are generally fixed until the next scheduled adjustment, with temporary adjustments made under special circumstances [2] - Adjustments occur when the parent index changes samples or when significant events affect the industry classification of sample companies [2]

Group 1 - The core viewpoint of the article highlights the performance of the China Securities Hong Kong 100 Utilities Index, which has shown an increase of 4.62% over the past month, 3.60% over the past three months, and 2.49% year-to-date [1] - The index is classified according to the China Securities industry classification standards, with a base date of December 31, 2004, and a base point of 1000.0 [1] - The index is fully composed of securities listed on the Hong Kong Stock Exchange, with thermal power accounting for 61.92% and gas accounting for 38.08% of the holdings [1] Group 2 - The index sample is adjusted biannually, with adjustments implemented on the next trading day following the second Friday of June and December each year [2] - Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [2] - Adjustments to the index occur in response to changes in the parent index, special events affecting industry classification, or the delisting of sample companies [2]