Zheng Quan Shi Bao Wang·2025-11-25 07:15Core Viewpoint - The biopharmaceutical sector is experiencing a significant surge in stock prices due to a rapid increase in flu activity across the country, particularly in Beijing, which has entered a high incidence period for respiratory infectious diseases [1] Group 1: Stock Performance - On November 25, stocks related to biopharmaceuticals saw notable gains, with Jindike hitting a 20% limit up, Hualan Vaccine rising over 10%, Hainan Haiyao also reaching a limit up, Yipinhong increasing by over 9%, and Yiling Pharmaceutical gaining more than 5% [1] Group 2: Market Demand - Since November, flu activity has escalated quickly, with sales of Oseltamivir soaring by 237% in the past week and sales of Favipiravir (also known as Mabalaosavir) increasing by 180% [1] - Data from Meituan's drug purchasing platform indicates that from November onwards, the demand for specific flu medications in Beijing has surged, with a more than 130% increase in the purchase of antiviral drugs, including a 110% rise for Favipiravir and an 85% increase for Oseltamivir granules [1] - According to Alibaba Health's platform, there has been a significant uptick in both attention and purchasing volume for flu season medications over the past two weeks (November 10 to November 23), with a more than 500% increase in the number of buyers for antiviral flu medications [1] Group 3: Industry Outlook - Institutions note that the current flu activity has reached levels not seen since 2022, leading to increased demand for flu medications and a heightened focus on the growth of respiratory system medication needs due to the flu outbreak [1]