证券时报·2025-11-18 09:20Market Overview - Global markets experienced significant declines, with major indices in the Asia-Pacific region all falling sharply. The Nikkei 225 index dropped 3.22% to 48702.98 points, marking the largest single-day decline since April [2] - European stock markets also opened lower, with major indices such as the Euro Stoxx 50, FTSE 100, CAC 40, DAX 30, and FTSE MIB all declining by over 1% [3] - In the A-share market, the Shanghai Composite Index fell by 0.81% to 3939.81 points, while the Shenzhen Component Index decreased by 0.92% to 13080.49 points. The ChiNext Index dropped 1.16% to 3069.22 points [4] Sector Performance - The semiconductor sector showed resilience, with stocks like Longxin Co. rising by 20% and Dongxin Co. increasing by nearly 13%. Other semiconductor stocks also performed well, indicating a strong interest in this sector despite broader market declines [8][10] - The AI application sector was notably active, with stocks such as Xuan Ya International and Langchao Software hitting the daily limit up, reflecting growing investor interest in AI technologies [12][14] - Conversely, the lithium battery sector faced a significant downturn, with companies like Huasheng Lithium Battery dropping over 17%. This sector's decline follows a period of strong performance, indicating potential volatility [16][17] New Listings - Three newly listed stocks saw substantial gains, with Hengkun New Materials closing up 310.61%, and Beikang Testing and Nanguang Digital rising by 295.52% and 224.78%, respectively [6] Investment Insights - Analysts suggest that the trend towards supply chain security and self-sufficiency will continue, particularly in the semiconductor industry. The ongoing growth in global AI computing power and the structural shortages in storage are expected to drive demand for domestic semiconductor production [10][15] - The recent announcements from major companies like Alibaba and Baidu regarding their AI initiatives indicate a competitive push in the AI sector, which may present investment opportunities in the long term [14][15]