滚动更新丨黄金、有色金属板块掀跌停潮，两大牛股复牌跌停

Group 1 - The gold and non-ferrous metal sectors experienced significant declines, with multiple stocks hitting the limit down, including Hunan Gold and Sichuan Gold, due to profit-taking and short-term futures traders closing long positions, leading to the largest single-day drop in international gold and silver prices in decades [1][2] - The CPO concept stocks showed strong activity, with Xinyi Sheng rising over 10% to reach a historical high, and its total market value surpassing 460 billion yuan, driven by an announcement of expected net profits for 2025 between 9.4 billion to 9.9 billion yuan, representing a year-on-year increase of 231.24% to 248.86% [1] - The power equipment sector performed well against the market trend, with companies like Shun Sodium and Baiyun Electric hitting the limit up, as global AI computing power construction enters a boom phase, making transformers a core part of computing infrastructure [1] Group 2 - The A-share market opened with the Shanghai Composite Index down 0.93% and the Shenzhen Component Index down 0.54%, while the ChiNext Index rose by 0.65% [3][4] - The Hong Kong stock market opened lower, with the Hang Seng Index down 1.06% and the Hang Seng Tech Index down 1.29%, as major telecom operators announced an increase in the value-added tax rate from 6% to 9% [8] - The central bank conducted a 750 billion yuan reverse repurchase operation with a rate of 1.40%, as 1,505 billion yuan of reverse repos were set to mature today [7]