Group 1 - The Hong Kong biopharmaceutical sector experienced a collective rise, with WuXi Biologics (02269.HK) and Junshi Biosciences (01877.HK) leading the gains, both increasing over 9% [1] - Other companies such as WuXi AppTec (02359.HK), Kanglong Chemical (300759.HK), Kelun Pharmaceutical (06821.HK), and Tigermed (03347.HK) also saw increases of 4%-5% [1] Group 2 - A significant ruling by the U.S. International Trade Court on May 28 declared the "day of liberation" tariff policy from the Trump administration unconstitutional, reducing policy uncertainty for Chinese pharmaceutical companies looking to expand overseas [3] - The ruling emphasized that the U.S. Constitution grants Congress exclusive power to regulate trade, limiting presidential authority in economic security matters [3] Group 3 - The first quarter of 2025 saw a surge in License-out transactions, totaling 41 deals worth approximately $36.93 billion, nearing the total for the entire year of 2023 [3] - Notable transactions included 3SBio's $12.5 billion upfront payment plus up to $4.8 billion in milestone payments to Pfizer for a PD-1/VEGF dual antibody drug [3] Group 4 - The upcoming ASCO annual meeting in Chicago is expected to showcase the international competitiveness of Chinese innovative drugs, with 71 studies from Chinese companies selected for oral presentations [4] - Key clinical data will be released by several prominent companies, including Innovent Biologics and China Biologic Products, which may reshape treatment standards for non-small cell lung cancer [4][5] Group 5 - The progress of ADC drugs developed by partners of WuXi Biologics and collaborations between Kelun Pharmaceutical and Merck is also attracting attention [5] - The increasing quantity and quality of results presented by Chinese pharmaceutical companies at top academic platforms like ASCO indicate a recognized research and development capability in oncology [5]