10:30过后，大盘为何一度跳水？

Market Overview - The market experienced fluctuations with the ChiNext index leading the decline, and Ningde Times falling over 4% [1] - By the end of the trading day, the Shanghai Composite Index decreased by 0.05%, the Shenzhen Component Index fell by 0.41%, and the ChiNext Index dropped by 0.8% [1] - Over 3,700 stocks rose in the market, with total trading volume in the Shanghai and Shenzhen markets reaching 1.01 trillion yuan, a decrease of 145.6 billion yuan compared to the previous trading day [1] Sector Performance - The sectors that saw gains included controllable nuclear fusion, smart logistics, PEEK materials, and IP economy, while innovative drugs, complete automobiles, traditional Chinese medicine, and vitamins faced declines [1] - The controllable nuclear fusion sector rose by 5.14% year-to-date, while the gaming sector increased by 3.68% [11] ETF Activity - During the trading session, the broad-based ETFs experienced significant selling pressure, particularly between 11:15 and 11:25, coinciding with major indices hitting new lows [6][7] - The trading volume of certain index products, particularly the CSI 500 Index ETFs, was notably higher during this period, suggesting their influence on the market's rapid decline [9] Gaming Industry Insights - The Chinese gaming market reported a sales revenue of 85.704 billion yuan in Q1 2025, marking a year-on-year growth of 17.99% [12] - Major gaming companies like Century Huatong and Youzu Network reported significant revenue increases, with Century Huatong's revenue up by 91% year-on-year [12] - The gaming sector is viewed as having a favorable configuration value due to its growth potential and high dividend yields, with dynamic PE ratios for leading companies ranging from 11 to 17 times [12] Nuclear Fusion Developments - The controllable nuclear fusion sector remains active due to ongoing industrial advancements, including the early launch of a compact fusion energy experimental device project [13] - The U.S. plans to initiate the construction of ten large nuclear power plants by 2030, which has positively impacted the nuclear energy sector in the U.S. stock market [14] - The nuclear power market is seen as having substantial growth potential, with investment opportunities in core equipment suppliers and raw material providers [14]