Core Viewpoint - The CSI Software Index has shown significant growth, with a 17.32% increase over the past month, 27.77% over the past three months, and 28.44% year-to-date, indicating a strong performance in the software sector [1][2]. Group 1: Index Performance - The CSI Software Index opened high and closed at 17,268.84 points with a trading volume of 118.3 billion yuan [1]. - The index is designed to reflect the overall performance of listed companies involved in software development, selected from the CSI All Share Index [1]. Group 2: Index Composition - The top ten weighted companies in the CSI Software Index are: iFlytek (11.0%), Tonghuashun (7.81%), Kingsoft Office (6.83%), Hangzhou Hengsheng (5.39%), Zhinancun (4.79%), Runhe Software (4.66%), 360 (3.68%), Tuwei Information (3.35%), Yonyou Network (3.23%), and Deepin Technology (2.82%) [1]. - The market distribution of the index holdings shows that 62.59% are from the Shenzhen Stock Exchange, 36.92% from the Shanghai Stock Exchange, and 0.49% from the Beijing Stock Exchange [1]. Group 3: Industry Overview - The index sample is entirely composed of companies in the information technology sector, with a 100% representation [2]. - The index samples are adjusted biannually, with changes implemented on the next trading day following the second Friday of June and December [2].

Group 1 - The core index of the software sector, the CSI All Share Software Index, opened lower but experienced a slight increase of 0.67%, closing at 14,174.3 points with a trading volume of 20.589 billion yuan [1] - Over the past month, the CSI All Share Software Index has decreased by 6.92%, while it has increased by 5.78% over the past three months and year-to-date [2] - The index is composed of publicly listed companies involved in software development, reflecting the overall performance of this sector [2] Group 2 - The top ten weighted companies in the CSI All Share Software Index include: iFlytek (10.46%), Kingsoft Office (8.08%), Tonghuashun (7.06%), Hang Seng Electronics (4.95%), Runhe Software (4.83%), 360 (4.3%), Yonyou Network (3.6%), Tuwei Information (3.37%), Sangfor Technologies (3.02%), and China Software (3.01%) [2] - The index's holdings are primarily listed on the Shenzhen Stock Exchange, accounting for 58.79%, while the Shanghai Stock Exchange accounts for 41.21% [2] - The index is entirely composed of companies in the information technology sector, with a 100% allocation [3] Group 3 - The CSI All Share Software Index undergoes adjustments every six months, with the next adjustment scheduled for the second Friday of June and December [3] - In special circumstances, the index may undergo temporary adjustments, such as when a sample company is delisted or undergoes mergers and acquisitions [3] - Public funds tracking the software index include various ETFs and fund products from Guotai, Zhaoshang, and Huatai [3]