Market Overview - A-shares experienced a rise with the Shanghai Composite Index gaining 0.53% to close at 3940.95 points, marking a six-day winning streak [1] - The total trading volume in the Shanghai and Shenzhen markets was 1.8973 trillion yuan, a decrease of approximately 24 billion yuan from the previous day [1] Commercial Aerospace Sector - The commercial aerospace concept saw a significant surge, with stocks like Chaojie Co., Xin Jingang, and Xin Le Energy hitting the 20% limit up [3][4] - The sector is driven by supportive policies and technological advancements, including the successful vertical recovery test of the Zhuque-3 rocket and plans for IPOs by leading companies like SpaceX and Blue Arrow Aerospace [5] PCB Sector - The PCB sector also showed strong performance, with stocks such as Youyan Powder Materials and Ruihua Tai reaching the 20% limit up, and Jiayuan Technology rising over 10% [7][8] - The market for PCBs is expected to grow significantly, driven by the AI computing revolution, with a projected compound annual growth rate of 32.5% in the AI/HPC server PCB segment from 2023 to 2028 [9][10] Specific Stock Performances - Victory Energy (001331) achieved a nine-day consecutive limit up, closing at 34.79 yuan per share, with a trading volume of nearly 130,000 hands on the limit up board [12] - The company has warned investors about the significant deviation of its stock price from market fundamentals, indicating potential risks [14]