中证中国内地企业全球原材料综合指数报3387.64点，前十大权重包含盐湖股份等

Group 1 - The China Securities Index for Global Materials has shown a significant increase, with a rise of 4.97% over the past month, 7.83% over the past three months, and 10.07% year-to-date [1] - The index is designed to reflect the overall performance of different industry securities from Chinese mainland enterprises, categorized according to the China Securities Industry Classification Standard [1] - The top ten holdings in the index include Zijin Mining (6.11%), Wanhua Chemical (2.6%), and Baosteel (1.33%), among others [1] Group 2 - The market distribution of the index shows that the Shanghai Stock Exchange accounts for 49.28%, the Shenzhen Stock Exchange for 42.60%, and the Hong Kong Stock Exchange for 7.58% [2] - In terms of industry composition, non-ferrous metals represent 41.20%, chemicals 37.91%, and steel 7.79% within the index [2] Group 3 - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [3] - Special circumstances may lead to temporary adjustments of the index, including changes in industry classification due to significant events affecting sample companies [3]