Jin Rong Jie·2025-08-18 14:50Group 1 - The core viewpoint of the article highlights the performance of the China Securities Index for Hong Kong-listed tradable mainland banks, which opened high and reported a value of 1186.55 points. The index has seen a decline of 6.53% over the past month, an increase of 4.35% over the past three months, and a year-to-date increase of 16.78% [1][2][3] - The index includes three thematic indices: HKT Hong Kong Real Estate, HKT Mainland Consumption, and HKT Mainland Banks, reflecting the overall performance of related securities in the Hong Kong stock market, characterized by high liquidity and ease of short selling [1][2] - The top ten holdings of the index are: China Construction Bank (31.22%), Industrial and Commercial Bank of China (23.92%), Bank of China (17.21%), China Merchants Bank (10.45%), Agricultural Bank of China (7.74%), CITIC Bank (3.55%), Postal Savings Bank of China (2.57%), Minsheng Bank (1.43%), Chongqing Rural Commercial Bank (0.73%), and China Everbright Bank (0.65%) [1][2] Group 2 - The index's sample consists entirely of financial sector companies, with a 100% representation [2] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December each year. Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [2]