Market Overview - A-shares experienced a significant decline in the morning session but rebounded in the afternoon, with the Sci-Tech Innovation 50 Index showing strength [1] - The Shanghai Composite Index closed down 0.19% at 3889.5 points, the Shenzhen Component Index fell 0.93% to 13231.47 points, and the ChiNext Index decreased by 1.11% to 3078.76 points [1] - The total trading volume in the Shanghai and Shenzhen markets was 23,745 billion yuan, a decrease of 1,600 billion yuan compared to the previous trading day [1] Sector Performance - Over 3,600 stocks in the market were in the red, with declines in sectors such as automotive, oil, liquor, and pharmaceuticals [1] - The rare earth sector saw a resurgence, with stocks like China Rare Earth and Northern Rare Earth hitting the daily limit [3][4] - The banking sector experienced gains, with China Construction Bank rising over 5% [1] - The semiconductor sector rebounded, with Huahong Semiconductor hitting the daily limit and SMIC rising nearly 7% [1][7] Rare Earth Sector - The rare earth sector exploded again, with stocks like Jiuling Technology rising nearly 27% and several others hitting the daily limit [3][4] - The Ministry of Commerce announced new export controls on rare earth-related items, expanding the scope to include technologies and equipment related to rare earth recycling [5] - Citic Securities indicated that the security of rare earth resources has become a core aspect of national security, suggesting a positive outlook for the rare earth industry [5] Semiconductor Sector - The semiconductor sector rebounded after a significant pullback, with stocks like Ruvi Optoelectronics and Huahong Semiconductor both hitting the daily limit [7][8] - The market is closely monitoring potential export controls from the U.S. on key software types, which could impact the semiconductor industry [8] Hong Kong Market - Yao Cai Securities surged nearly 40% during trading, closing up 34.5% with a trading volume of 2.06 billion HKD [10] - The stock received approval from the Hong Kong Securities and Futures Commission for an acquisition by Ant Group, which is currently in the process of completing necessary approvals [10]