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 数据统计显示，中证香港100医药卫生指数近一个月上涨20.84%，近三个月上涨44.95%，年至今上涨 89.44%。 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1000.0点为基点。 从中证香港100医药卫生指数持仓的市场板块来看，香港证券交易所占比100.00%。 从中证香港100医药卫生指数持仓样本的行业来看，化学药占比55.11%、生物药品占比18.62%、制药与 生物科技服务占比 ...

Group 1 - The core viewpoint of the article highlights the performance of the China Securities Hong Kong 100 Industrial Index, which has seen significant increases over various time frames, including a 21.24% rise in the past month and a 25.30% rise in the past three months [1] - The index is categorized based on 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 the largest sector being express delivery, accounting for 57.94% of the index [1] Group 2 - The index samples are adjusted biannually, specifically on the next trading day following the second Friday of June and December [2] - Weight factors are generally fixed until the next scheduled adjustment, with provisions for temporary adjustments under special circumstances [2] - Adjustments to the index occur in response to changes in the parent index samples or significant events affecting sample companies, such as mergers or delistings [2]