Core Viewpoint - The China Securities High-end Equipment Sub-index (High-end Equipment Sub-index 50) has shown significant growth, reflecting the performance of listed companies in the aerospace and high-end equipment sectors [1][2] Group 1: Index Performance - The High-end Equipment Sub-index 50 increased by 0.87%, closing at 2645.67 points, with a trading volume of 20.941 billion yuan [1] - Over the past month, the index has risen by 5.93%, by 19.68% over the last three months, and by 7.66% year-to-date [1] Group 2: Index Composition - The index comprises 50 representative listed companies involved in aerospace equipment manufacturing, aerospace power and control systems, microwave radar, satellite navigation, optoelectronic infrared, communication equipment, electronic components, information security, and aerospace materials [1] - The top ten weighted companies in the index are: AVIC Shenyang Aircraft (8.29%), AVIC Optoelectronics (6.37%), Aero Engine Corporation of China (6.24%), AVIC Xi'an Aircraft (4.75%), AVIC Aircraft (3.62%), China Great Wall (3.51%), Aerospace Electronics (3.37%), Haige Communication (3.25%), AVIC Chengfei (3.08%), and Western Superconducting (2.89%) [1] Group 3: Market and Sector Breakdown - The market distribution of the index holdings shows that the Shanghai Stock Exchange accounts for 54.46%, the Shenzhen Stock Exchange for 45.21%, and the Beijing Stock Exchange for 0.34% [2] - In terms of industry composition, industrials represent 73.65%, materials 10.47%, communication services 8.15%, and information technology 7.74% [2] Group 4: Index Adjustment and Fund Tracking - The index samples are adjusted semi-annually, with adjustments occurring on the next trading day after the second Friday of June and December each year [2] - Public funds tracking the High-end Equipment Sub-index include: Harvest CSI High-end Equipment Sub-index 50 Link A, Harvest CSI High-end Equipment Sub-index 50 Link C, and Harvest CSI High-end Equipment Sub-index 50 ETF [2]