A股，午后突变！

Market Overview - A-shares experienced a high and then a pullback, with the Shanghai Composite Index closing at 3582.3 points, a slight increase of 0.01% [1] - The Hong Kong market showed strong performance, with the Hang Seng Index rising by 1.62% and the Hang Seng Tech Index increasing by 2.48% [1][2] - The total trading volume in the Shanghai and Shenzhen markets was 1.8987 trillion yuan, a decrease of approximately 30 billion yuan from the previous day [1] Sector Performance - The military industry sector saw significant declines, with Guolian Aviation dropping over 14% and Huawu Co. falling about 12% [1] - Cement stocks also faced a pullback, with Sifang New Materials nearing a trading halt and Fujian Cement declining over 9% [1] - Financial stocks performed well, with Guosen Securities and Guosheng Financial Holdings both rising around 5% [1] Concept Stocks - The Yajiang Hydropower concept continued to show strength, with multiple stocks achieving three consecutive trading limits [4] - The controllable nuclear fusion concept surged, with stocks like Zhejiang Fu Holdings and Dongfang Electric hitting trading limits [6][8] - The innovative drug sector was active, with companies like Zhendong Pharmaceutical and Saili Medical reaching trading limits [10][12] Risk Alerts - Several stocks in the Yajiang Hydropower concept have issued risk warnings, advising investors to be cautious [4] - Companies like Tiedao Heavy Industry and Zhuhai Design have clarified their operational status and cautioned against market speculation [4] Industry Developments - The establishment of China Fusion Energy Co., a subsidiary of China National Nuclear Corporation, marks a significant step in advancing nuclear fusion technology in China [6][8] - The industry is entering a rapid development phase due to continuous technological breakthroughs and increased policy support [8] - The innovative drug sector is benefiting from policy adjustments, with over 90% success rates for innovative drugs in the 2024 medical insurance negotiations [12]