002238，午后直线涨停

Market Overview - The A-share market experienced a significant upward trend on February 3, with the Shanghai Composite Index closing at 4067.74 points, up 1.29%. The Shenzhen Component rose by 2.19%, the ChiNext Index increased by 1.86%, the Sci-Tech Innovation Index gained 2.44%, and the Northbound 50 Index surged by 3.27%. The total trading volume across the Shanghai and Shenzhen markets reached 25,656 billion yuan [1]. Sector Performance - Over 4,800 stocks in the market saw gains, with the photovoltaic industry chain showing strong performance, particularly in the space photovoltaic sector, where companies like Aotewei and Zerun New Energy hit the daily limit with a 20% increase [3]. - The commercial aerospace sector rebounded, with stocks such as Jieli Suojin and Aerospace Development also reaching the daily limit [3]. - The chemical sector remained active, with Wanfeng shares achieving a four-day limit increase [3]. - The precious metals concept saw localized activity, with Hunan Gold hitting the daily limit [4][5]. Precious Metals Market - The precious metals market saw a sharp rebound, with Hunan Gold achieving a remarkable 7-day, 6-limit increase. Other notable performers included Xiaocheng Technology, which rose over 18%, and Zijin Mining, which increased by over 6% [5]. - On February 3, gold prices surged, with spot gold rising over 5% to surpass $4,900 per ounce, while silver also maintained an upward trend, increasing over 8% to break through $86 per ounce [6]. - According to China Galaxy Securities, the recent decline in precious metal prices can be viewed as a market-driven cooling following a period of rapid price increases, rather than a panic exit of funds. This price correction is seen as a normal phenomenon that helps release overheated market sentiment [6]. - Guotai Junan Securities indicated that the recent significant drop in precious metal prices is a technical adjustment to the irrational increases seen since the beginning of the year, rather than the end of a long-term upward trend for gold. The decline in speculative sentiment and leverage levels is expected to support a healthier upward trend for gold in the near term [6]. Computing Power Leasing Sector - The computing power leasing sector showed continued strength, with Tianwei Vision experiencing a direct limit increase [7][8]. - Other companies in this sector, such as Wangsu Technology and Capital Online, saw increases of over 10% [8]. - The CPO concept also performed actively, with Robotech hitting a 20% limit increase, and companies like Juguang Technology, Dekeli, and Tianfu Communication rising over 10% [8]. - According to Dongwu Securities, major overseas cloud providers have begun raising prices for their services, marking the first increase in years. This trend is expected to influence domestic cloud providers to follow suit, creating investment opportunities in the AI cloud industry as demand increases [8].