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]

金融界7月31日消息，上证指数低开低走，中证香港100公用事业指数 (H100公用，L11189)报1344.99 点。 从中证香港100公用事业指数持仓样本的行业来看，火电占比61.92%、燃气占比38.08%。 资料显示，指数样本每半年调整一次，样本调整实施时间分别为每年6月和12月的第二个星期五的下一 交易日。权重因子随样本定期调整而调整，调整时间与指数样本定期调整实施时间相同。在下一个定期 调整日前，权重因子一般固定不变。特殊情况下将对指数进行临时调整。当对应的母指数调整样本时， 行业指数样本将相应调整。当样本公司有特殊事件发生，导致其行业归属发生变更时，将对指数进行相 应调整。当样本退市时，将其从指数样本中剔除。样本公司发生收购、合并、分拆等情形的处理，参照 计算与维护细则处理。 本文源自：金融界 作者：行情君 数据统计显示，中证香港100公用事业指数近一个月上涨4.62%，近三个月上涨3.60%，年至今上涨 2.49%。 据了解，中证香港100行业指数系列将中证香港100指数样本按中证行业分类标准进行分类，再以各自行 业全部证券作为对应行业指数的样本。该指数以2004年12月31日为基日，以100 ...