104只个股涨停！券商、金融科技等集体大涨！

Market Overview - The A-share market experienced a rebound on August 15, with the ChiNext index leading the gains [1] - The total trading volume in the Shanghai and Shenzhen markets was 2.24 trillion yuan, a decrease of 34.6 billion yuan compared to the previous trading day [1] Stock Performance - Out of the tradable A-shares, 4,362 stocks rose, while 636 stocks fell, and 144 stocks remained flat [1] - There were 104 stocks hitting the daily limit up, and 4 stocks hitting the limit down [1] Sector Highlights - The stocks that hit the limit up were mainly concentrated in the electronics, machinery equipment, power equipment, chemicals, computers, and automotive sectors [1] - Major financial stocks, including brokerages and fintech companies, saw significant gains, with companies like Zhina Compass and Tonghuashun reaching historical highs [1] - PCB and liquid cooling server concept stocks surged, with Chuanhuan Technology and others hitting the limit up [1] - The photovoltaic sector also rebounded, with Oujing Technology hitting the limit up [1] Focus Stocks - Xinjiang local stock Hongtong Gas achieved 7 limit ups in 9 days [1] - Liquid cooling server concept stock Dayuan Pump Industry recorded 5 consecutive limit ups [1] - Server power supply concept stock Tongzhou Electronics had 4 limit ups in 5 days [1] - Brain-computer interface concept stock Zhejiang Dongri also had 4 limit ups in 5 days [1] Index Performance - By the end of the trading day, the Shanghai Composite Index rose by 0.83%, the Shenzhen Component Index increased by 1.6%, and the ChiNext Index climbed by 2.61% [2]