证券时报·2025-10-28 09:10Market Overview - The A-share market saw a strong performance in the morning, with the Shanghai Composite Index breaking the 4000-point mark, reaching a high of 4010.73 points before retreating in the afternoon [1][2] - The Shanghai Composite Index closed down 0.22% at 3988.22 points, while the Shenzhen Component Index fell 0.44% to 13430.1 points, and the ChiNext Index decreased by 0.15% to 3229.58 points [2] Sector Performance - The rise in the Shanghai Composite Index was driven by sectors such as pharmaceuticals and real estate, while over 2900 stocks closed in the red, particularly in the resources sector including non-ferrous metals, steel, electricity, and gas [2] - The military industry sector experienced a significant surge, with stocks like Jianglong Shipbuilding and Beifang Changlong hitting their daily limit up of 20% and over 16% respectively [4][6] Military Industry Insights - The military sector is at a turning point from performance expectations to actual performance realization, with a maximum increase of 50% since September 24, reflecting new cycle growth expectations [6] - The industry is expected to enter a new cycle, transitioning from "volume and price increase" to "volume increase and price stability," with structural growth characteristics becoming more pronounced [6] AI Application Sector - The AI application sector showed strong activity, with stocks like Tianxiexiu and Shuiyou Shares hitting their daily limit up, while others like Xinan Century and Huasheng Tiancai rose over 5% [7][9] - The recent approval of the 15th Five-Year Plan emphasizes accelerating AI and digital technology innovation, which is expected to enhance investment in AI computing power [9] Notable Stock Movements - Yingxin Development has seen a continuous rise, hitting the limit up for seven consecutive trading days, with a total increase of 94.5% [10][11] - The company announced plans to acquire a controlling stake in Changxing Semiconductor, a high-tech enterprise focused on memory chip packaging and testing, which is expected to enhance its market position [11]