Core Viewpoint - The performance of the CSI 500 Shanghai Index shows mixed results, with a slight decline on the latest trading day but positive growth over the past month, three months, and year-to-date [1]. Group 1: Index Performance - The CSI 500 Shanghai Index closed at 6545.83 points, down 0.11% on the latest trading day, with a trading volume of 155.06 billion yuan [1]. - Over the past month, the index has increased by 8.78%, by 8.04% over the last three months, and by 7.04% year-to-date [1]. Group 2: Index Composition - The top ten weighted stocks in the CSI 500 Shanghai Index include Chifeng Jilong Gold Mining (1.02%), Dongwu Securities (0.93%), Sichuan Changhong (0.93%), Tianfeng Securities (0.87%), and others [1]. - The index is composed entirely of stocks listed on the Shanghai Stock Exchange, with a 100% allocation [1]. Group 3: Industry Breakdown - The industry composition of the CSI 500 Shanghai Index is as follows: Industrial (21.68%), Information Technology (16.96%), Materials (14.27%), Financials (11.00%), and Healthcare (9.92%) [2]. - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2].