Group 1 - The Chinese government is actively promoting the establishment of national standards for pre-prepared dishes to enhance consumer rights and choices [3] - The 18th typhoon "Hua Jasha" is expected to approach the northeastern coast of Hainan Island, with significant wind and rain impacts anticipated [3] - A suspected food poisoning incident in Guizhou has led to 136 people hospitalized, linked to salmonella contamination in "sandwich" cakes [4] Group 2 - Berkshire Hathaway has completely divested its shares in BYD, with the investment reportedly valued at zero as of March 31 [8] - Huawei has launched the "Tian Gong Plan," committing 1 billion yuan to support the HarmonyOS AI ecosystem innovation [7] - UBTECH Robotics has signed a global strategic cooperation agreement with Yunzhihui Technology to enhance their humanoid robot development and market promotion [11]