Jin Rong Jie·2025-08-06 07:44Group 1 - The core viewpoint of the news is that the China Securities Hong Kong 100 Raw Materials Index has shown significant growth, with a 7.80% increase over the past month, a 32.69% increase over the past three months, and a 62.85% increase year-to-date [1] - The index is classified according to the China Securities Industry Classification Standard, with the base date set at 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 gold accounting for 68.96% and aluminum for 31.04% 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, but can be temporarily adjusted under special circumstances [2] - Adjustments to the index occur when there are changes in the parent index samples, special events affecting industry classification, or when a sample company is delisted [2]