元旦周重磅日程：美联储主席或揭晓，巴菲特退休，“港股GPU第一股”挂牌

Group 1 - The upcoming week will see significant financial events, including the New Year's holiday market closures in China, the US, and commodity exchanges, as well as the release of PMI data from both China and the US [6] - Berkshire Hathaway's CEO Warren Buffett will officially step down, with Greg Abel set to take over the role starting January 1, 2026 [10][12] - The National Investment Silver LOF will tighten its subscription limits again, reducing the A-class investment limit back to 100 yuan starting December 29, 2025 [17] Group 2 - The Shanghai Futures Exchange will adjust the price fluctuation limits for gold and silver futures contracts to 15% and change the margin requirements starting December 30, 2025 [18] - Several companies in the paper industry, including Jilin Chemical Fiber, Hunan Youneng, and Bohui Paper, are set to increase prices for their products starting January 1, 2026 [19][20][21][22][23][24][25] - The Fujian Province's regulation promoting cross-strait standardization will take effect on January 1, 2026 [26]