“寒王”涨疯了，盘中涨超12%

Group 1: Market Overview - The A-share market opened mixed on August 22, but later rose collectively, with all three major indices in the green [1] - The Sci-Tech 50 Index surged over 5% during the session, with significant gains in semiconductor stocks such as Cambricon, SMIC, and others [2][6] Group 2: Semiconductor Sector Performance - Cambricon's stock price reached a new high, with an intraday increase of over 12%, peaking at 1188 CNY per share [6][8] - Other semiconductor-related stocks also saw substantial gains, including Haiguang Information, which rose over 19%, and Xinyuan Technology, which increased by 8.52% [6][7] Group 3: PCB and AI Infrastructure - The demand for printed circuit boards (PCBs) is expected to surge due to the acceleration of AI computing infrastructure development, with projected investments of 41.9 billion CNY by leading PCB companies by 2025-2026 [10] - PCB concept stocks experienced a rally, with companies like Guangxin Materials hitting the daily limit up [9][10] Group 4: Rare Earth Permanent Magnet Sector - The rare earth permanent magnet sector showed strong performance, with stocks like San Chuan Wisdom and Wukuang Development hitting the daily limit up [11] - Prices for rare earth products have risen significantly, with an average increase of over 100,000 CNY per ton since August, and the price of neodymium-iron-boron magnets rising by 10.7% this month [12][15]