Jin Rong Jie·2025-05-29 14:38Group 1 - The core viewpoint of the news is that the CSI Technology Leading Index has shown a recent upward trend, with a notable increase of 1.68% on May 29, reaching 2226.27 points, with a trading volume of 64.237 billion yuan [1] - The CSI Technology Leading Index has increased by 1.13% over the past month, but has decreased by 8.99% over the past three months and is down 5.19% year-to-date [2] - The index comprises 100 high R&D intensity, high profitability, and high growth potential technology companies, reflecting the overall performance of such companies in the technology sector [2] Group 2 - The top ten weighted companies in the CSI Technology Leading Index include: Heng Rui Pharmaceutical (8.94%), Mindray Medical (5.11%), Northern Huachuang (5.01%), Haiguang Information (4.68%), Luxshare Precision (4.33%), Weir Shares (4.04%), BOE Technology Group (3.88%), ZTE Corporation (3.76%), NewEase (3.2%), and Zhongji Xuchuang (3.15%) [2] - The market capitalization distribution of the CSI Technology Leading Index shows that 60.10% is from the Shenzhen Stock Exchange and 39.90% from the Shanghai Stock Exchange [2] - The industry composition of the index includes: Information Technology (47.24%), Healthcare (22.50%), Industry (15.67%), and Communication Services (14.59%) [2] Group 3 - The index samples are adjusted every six months, with adjustments implemented on the next trading day after the second Friday of June and December each year, with a sample adjustment ratio not exceeding 45% [3] - Weight factors are adjusted along with the sample adjustments, and generally remain fixed until the next scheduled adjustment [3] - Special circumstances may lead to temporary adjustments of the index, such as delisting of samples or corporate actions like mergers and acquisitions [3]