Group 1 - The Hang Seng Index rose by 0.65%, gaining 165 points to close at 25,663 points, while the Hang Seng Tech Index increased by 1.14%. The morning trading volume reached 97.5 billion HKD [1] - New listings in the Hong Kong stock market included Zhihui Mining (02546), which surged over 110% upon debut, and Xidi Zhijia (03881), which fell over 8% after its listing [1] - The U.S. Senate passed a revised version of the Biodefense Act as part of the National Defense Authorization Act for fiscal year 2026, leading to a significant rebound in pharmaceutical stocks, with WuXi Biologics (02269) rising over 6% and 3SBio (01530) increasing by 3.7% [1] Group 2 - HAP Pharmaceuticals-B (02142) saw a nearly 7% increase after signing a business development deal worth over 1 billion USD with Bristol-Myers Squibb [2] - China Duty Free Group (601888) (01880) rebounded nearly 7% after winning bids for two major duty-free projects at Shanghai airports, with market attention on the results of the Capital Airport tender [2] - Youjia Innovation (02431) surged over 12% as L3 large-scale deployment approaches, with the company having made forward-looking arrangements for L2+ and L4 [2] - Nine Dragons Paper (02689) rose over 3% as the industry leader announced a series of shutdown plans to support price and inventory levels before the Spring Festival [2] Group 3 - South Manganese (01091) increased by over 9% due to multiple factors driving the continuous rise in electrolytic manganese prices [3] Group 4 - Yangtze Optical Fibre (601869) (06869) rose over 10%, with a cumulative increase of over 30% in the past three days, driven by sustained demand for optical fibers and cables from AI [4] Group 5 - Ganwan (09890) increased by over 5% after issuing zero-coupon convertible bonds at a premium, raising 450 million HKD to enhance its "AI + gaming" strategy [5] Group 6 - Liqin Resources (02245) rose over 9% as Indonesia plans to significantly reduce its nickel ore production targets by 2026 [6] Group 7 - Shenzhou International (02313) fell over 3% as its major client Nike reported a 32% year-on-year decline in net profit for the second fiscal quarter [7]