Hu Xiu·2025-08-07 14:53Market Overview - On August 7, the market experienced fluctuations, with the Shanghai Composite Index reaching a new high for the year while the ChiNext Index adjusted [1] - The total trading volume in the Shanghai and Shenzhen markets was 1.83 trillion yuan, an increase of 91.4 billion yuan compared to the previous trading day [1] Sector Performance - The rare earth permanent magnet concept stocks surged in the afternoon, with Ningbo Yunsheng hitting the daily limit [1] - The semiconductor sector showed strong performance, with over 20 stocks, including Fuman Micro, reaching the daily limit [1] - Medical device concept stocks initially rose sharply, with Lide Man hitting a 20% limit up [1] Index Changes - At the close, the Shanghai Composite Index rose by 0.16%, while the Shenzhen Component Index fell by 0.18%, and the ChiNext Index decreased by 0.68% [1] Recent Highs in Sectors - The chip sector recorded a significant increase, with a score of 57, up 14 points from the previous week [3][4] - The robotics concept also saw a rise, scoring 54, up 9 points [3][4] - The military industry sector scored 53, up 10 points [3][4] - The medical sector maintained a high score of 39, with a slight increase [3][4] - The chemical sector scored 24, up 41 points [3][4]