Group 1 - The core index, the China Securities Sustainable Development 100 Index, reflects the performance of the top 100 listed companies with the highest sustainability scores selected from the CSI 300 Index [1][2] - The index has shown a monthly increase of 3.37%, a quarterly decrease of 1.36%, and a year-to-date increase of 0.11% [1] - The index's top ten holdings include Kweichow Moutai (10.02%), CATL (6.96%), and China Merchants Bank (5.58%) [1] Group 2 - The index's sector distribution shows that Consumer Staples account for 21.07%, Financials 19.25%, and Industrials 18.71% [2] - The index samples are adjusted biannually, with changes implemented on the next trading day after the second Friday of June and December [2] - The index is tracked by public funds such as the Bosera Sustainable Development 100 ETF [3]