As of the close today, the main A-share indexes fluctuated weakly in early trading and rose in the afternoon; the Shanghai Composite Index rose by 0.12% to 3032 points, the Shenzhen Component Index rose by 0.5%, and the Chinext Price Index rose by 0.76%. Nearly 2700 stocks rose, with a total turnover of 848.1 billion yuan for the day, an increase of 95.6 billion yuan compared to yesterday's heavy volume. On the market, institutions expect the global optical module market to grow at a compound annual growth rate of 27% by 2024. Throughout the day, the CPO sector was strong, with Zhongji Innolight rising more than 11%. The high-voltage fast charging sector rose with Shenzhen Auto Electric Power Plant maxing out. Securities stocks rose in the afternoon, with Haitong Securities rising more than 8%. The power grid equipment, 5G and diversified finance sectors are among the top gainers. In addition, the robotics actuator sector declined, with Leader Harmonious Drive Systems falling nearly 10%. The CRO sector fluctuated downward, with Tigermed falling as much as 13% at one point. The shipbuilding sector weakened, with China Shipbuilding Industry leading the decline. The aerospace, aviation, medical services and biological products sectors were among the top losers.