一周市场回顾（2025.07.14—2025.07.18）

Market Performance - The Shanghai Composite Index rose by 0.69%, closing at 3534.48 points[1] - The Shenzhen Component Index increased by 2.04%, closing at 10913.84 points[1] - The ChiNext Index saw a growth of 3.17%, ending at 2277.15 points[1] Sector Performance - The top-performing sectors included Communication (7.56%), Pharmaceuticals (4.00%), and Automotive (3.28%) for the week[4] - The sectors with the largest declines were Media (-2.24%), Real Estate (-2.17%), and Utilities (-1.37%) for the week[4] Margin Trading - The total margin trading balance reached 19023.36 billion CNY, an increase of 1.41% from the previous week[5] - Margin trading accounted for 2.25% of the A-share market's circulating market value, up by 0.36%[5] - The weekly margin trading volume was 7465.05 billion CNY, increasing by 6.21% from the previous week[19] Industry Insights - The top five industries for net margin purchases were Electronics (29.37 billion CNY), Non-ferrous Metals (26.51 billion CNY), and Computers (26.22 billion CNY)[28] - The industries with the highest net margin sales included Food and Beverage (-5.50 billion CNY) and Textiles and Apparel (-2.09 billion CNY)[28]