Sino Wealth(SZ:300327) Jin Rong Jie·2025-07-10 08:33Core Viewpoint - The China Securities High-tech Enterprises Index has shown significant growth, with a year-to-date increase of 14.50% and a recent monthly rise of 1.56% [1][2] Group 1: Index Performance - The China Securities High-tech Enterprises Index reported a value of 2841.47 points [1] - The index has increased by 12.99% over the last three months [1] - The index is based on the top 50 listed companies with the highest R&D expense to revenue ratio over the past three years [1] Group 2: Index Composition - The top ten weighted companies in the index include Guangshentang (1.62%), Microchip Biotech (1.29%), and Baipusais (1.24%) among others [1] - The index is composed of 50.71% from the Shenzhen Stock Exchange and 49.29% from the Shanghai Stock Exchange [1] Group 3: Industry Breakdown - The index's sample composition shows that Information Technology accounts for 64.19%, followed by Healthcare at 21.78% [2] - Other sectors include Industrial (9.08%), Communication Services (3.03%), Financials (1.05%), and Consumer Discretionary (0.88%) [2] Group 4: Sample Adjustment - The index samples are adjusted annually, with changes implemented on the next trading day after the second Friday of June [2] - Sample adjustments typically do not exceed 30% of the total [2] - Special circumstances may lead to temporary adjustments, such as delisting or corporate actions like mergers [2]