大金融板块，集体爆发

Market Overview - The A-share market experienced a rebound today, with the ChiNext index leading the gains [1] - The total trading volume in the Shanghai and Shenzhen markets was 2.24 trillion, a decrease of 34.6 billion compared to the previous trading day [1][5] - The market showed a mixed performance with over 4,600 stocks rising, indicating a broad-based recovery [1] Sector Performance - Key sectors that saw significant gains included PEEK materials, liquid cooling servers, PCB, and securities, while a few sectors like banking experienced declines [2] - Major financial stocks, including brokerage and fintech companies, surged, with stocks like Zhihui and Tonghuashun reaching historical highs [1] Index Performance - At the close, the Shanghai Composite Index rose by 0.83%, the Shenzhen Component Index increased by 1.6%, and the ChiNext Index climbed by 2.61% [3] Trading Metrics - The limit-up performance showed a sealing rate of 75%, with 86 stocks hitting the limit and 28 stocks touching the limit-down [5] - The previous day's limit-up stocks had a performance rate of 4.77%, with a high opening rate of 64% and a profit rate of 80% [5]