午评：沪指跌0.7%，创业板指跌0.96%， 军工、半导体板块逆势走强，油气开采、光伏、小金属跌幅靠前

Market Performance - The A-share market opened lower and continued to decline, with the Shanghai Composite Index down 0.7% at 4105.04 points, the Shenzhen Component Index down 0.67% at 14187.44 points, and the ChiNext Index down 0.96% at 3295.99 points, while the Sci-Tech 50 Index fell 0.09% to 1479.67 points [1] - Trading volume significantly shrank, with a total turnover of 12038.58 billion yuan, a decrease of 125.6 billion yuan compared to the previous trading day, and over 2600 stocks in the market declined [1] Sector Performance - The military industry, paper manufacturing, autonomous driving, semiconductor equipment, aquaculture, battery, and tourism sectors saw the largest gains, while oil and gas extraction and services, minor metals, port shipping, steel, photovoltaic equipment, and short drama gaming sectors experienced the largest declines [4] - The military sector rose collectively amid international turmoil, with Andavil hitting the daily limit up of 20% [4] - The AI computing infrastructure construction wave is thriving, with semiconductor equipment stocks remaining active, including Micronano and Fuchuang Precision, both rising over 10% [4] - The autonomous driving and smart cockpit sectors also saw gains, with Zhejiang Shibao, Xingmin Zhitong, and Qianli Technology hitting the daily limit up [4] - Conversely, the photovoltaic sector's popular stock, Shuangliang Energy, hit the daily limit down after the company stated it indirectly participated in related commercial aerospace projects but did not directly cooperate with SpaceX [4] - Overnight international gold and oil prices saw significant declines, leading to a drop in non-ferrous metals and oil and gas resource stocks, with China National Offshore Oil Corporation and Xiyang Co., Ltd. recording declines [4] Investor Sentiment - With the upcoming Spring Festival holiday leading to a 10-day market closure (February 14 to February 23), the focus for investors is whether to "hold stocks over the holiday" or "hold cash and wait" [5] - Several brokerages have analyzed historical A-share performance around the Spring Festival, identifying clear market trends to support current market dynamics [5] - In light of pre-holiday market fluctuations, most brokerages recommend that investors "hold stocks over the holiday" as a preferred strategy, anticipating a new round of market activity post-holiday [5]