2 1 Shi Ji Jing Ji Bao Dao·2025-10-30 13:58Group 1: Strong Individual Stocks - As of October 30, the Shanghai Composite Index fell by 0.73% to 3986.9 points, the Shenzhen Component Index decreased by 1.16% to 13532.13 points, and the ChiNext Index dropped by 1.84% to 3263.02 points [1] - A total of 62 stocks in the A-share market hit the daily limit up, with the top three strong stocks being: Geer Software (603232), Shenzhou Information (000555), and Jingtou Development (600683) [1] - The detailed performance of the top 10 strong stocks includes: - Geer Software: 6 consecutive boards, turnover rate of 38.7%, and closing price of 21.1 [1] - Shenzhou Information: 2 consecutive boards, turnover rate of 15.63%, and closing price of 27.1 [1] - Jingtou Development: 2 consecutive boards, turnover rate of 4.26%, and closing price of 1.73 [1] Group 2: Strong Concept Sectors - The top three concept sectors with the highest gains in the A-share market are: China-Korea Free Trade Zone, Quantum Technology, and Cultivated Diamonds [2] - The detailed performance of the top 10 concept sectors includes: - China-Korea Free Trade Zone: increased by 1.45% [3] - Quantum Technology: increased by 1.27% [3] - Cultivated Diamonds: increased by 1.26% [3]