12月9日主题复盘 | AI硬件多个细分轮动表现，福建、航天等持续强势

Market Overview - The market experienced fluctuations with mixed performance across the three major indices, resulting in over 4,000 stocks declining in the Shanghai and Shenzhen markets. The total trading volume reached 1.92 trillion [1] - Computing hardware stocks continued to show strength, with companies like Dekoli and Yueling shares hitting the daily limit [1] - The Fujian sector remained strong, with multiple stocks such as Anji Food and Longzhou shares also reaching the daily limit [1] - The commercial aerospace concept remained active, with stocks like Shaanxi Huada and Aerospace Changfeng hitting the daily limit [1] Key Highlights PCB and Optical Communication - AI hardware continued to perform well, with stocks in the PCB sector like Ultrasonic Electronics and Tiantong shares hitting the daily limit, while Shenghong Technology rose over 10% [3] - In optical communication, Dekoli and Tengjing Technology reached the daily limit, with Zhongji Xuchuang and Tianfu Communication hitting historical highs [3] - A report indicated that the U.S. government will allow Nvidia to sell its H200 AI chips to China, subject to a fee per chip [3][4] Fujian Free Trade Zone - The Fujian Free Trade Zone sector remained active, with Anji Food achieving six consecutive limits, Longzhou shares five, and Shuhua Sports four [6][7] Aerospace Sector - The aerospace sector continued to perform well, with stocks like Reco Defense and Aerospace Machinery hitting the daily limit, while Zaiseng Technology and Daye shares also saw consecutive limits [8][9] - A report highlighted that investment in high-tech manufacturing, particularly in aerospace and related equipment, grew by 28% in the first eight months of the year [9] Investment Opportunities - The successful launch of the Zhuque-3 rocket marks a significant milestone for China's commercial space sector, indicating a shift towards scalable operations and reduced launch costs [11] - The approval of H200 chip imports is expected to positively impact domestic cloud service providers' capital expenditures without negatively affecting domestic computing capabilities [5]