黄金股大面积跌停，阿里、哔哩哔哩、快手、百度集体下跌，国际油价跳水

Market Overview - On February 2, the market experienced fluctuations with all three major indices falling over 2%, and the Sci-Tech 50 index dropping over 3%. The Shanghai Composite Index closed down 2.48%, the Shenzhen Component Index down 2.69%, and the ChiNext Index down 2.46% [1] - The total trading volume in A-shares was 2.61 trillion yuan, a decrease of 255.83 billion yuan compared to the previous trading day. Over 4,700 stocks in the market declined, with 125 stocks hitting the daily limit down [1] Sector Performance - The liquor sector showed resilience, with Huangtai Liquor achieving three consecutive trading limits, and Jinhuijiu hitting two limits in three days. Water Well Liquor also reached the daily limit up [3] - Conversely, the non-ferrous metals, oil and gas, chemicals, coal, and semiconductor sectors faced significant declines. The non-ferrous metals sector was particularly hard hit, with multiple gold stocks such as Zhaojin Gold and Sichuan Gold experiencing limit downs [3][5] - The oil and gas sector also suffered, with domestic crude oil and fuel futures contracts hitting the limit down, both dropping approximately 7%. Brent crude oil futures fell to $66 per barrel, down 4.67%, while WTI crude oil futures dropped below $62 per barrel, down 4.94% [5][6] Hong Kong Market - The Hong Kong stock market opened lower and continued to decline, with the Hang Seng Technology Index expanding its losses to 4% in the afternoon. The Hang Seng Index closed down 2.23%, and the Hang Seng Technology Index fell 3.36% [6][7] - The precious metals sector in Hong Kong also faced significant losses, with stocks like Shandong Gold and Chifeng Jilong Gold dropping over 12% [7] - The three major telecom operators in China collectively weakened, with China Unicom down over 6%, China Telecom down over 5%, and China Mobile down over 2%. This was influenced by an adjustment in the value-added tax rate for telecom services from 6% to 9%, which will impact the revenue and profits of these companies [7]