继续关注流感需求与创新进展

Investment Rating - The industry rating is maintained at "Overweight" [7][11][26] Core Insights - The vaccine industry is currently under pressure, with performance still in a bottoming phase due to high competition and supply-demand imbalance. Companies are focusing on pipeline adjustments and innovation to enhance product competitiveness [10][11][26] - The industry is transitioning from scale expansion to innovation-driven growth, with policies, demand, and technology being the three main driving forces for development [11][29] Summary by Sections Domestic and International Vaccine Dynamics - Regeneron Biologics has initiated Phase II clinical trials for its freeze-dried shingles mRNA vaccine RH110, targeting immunogenicity and safety in subjects aged 40 and above [2] - The National Influenza Center reported a 24.88% increase in flu-like illness cases in China from the previous week, with a notable rise in both southern and northern provinces [2] Market Performance - The vaccine sector saw a decline of 1.62% last week, with a cumulative drop of 6.66% since the beginning of 2025 [3][4][13] - The vaccine industry PE (ttm) was 95.66X, up 0.25X week-on-week, while the PB (lf) was 1.85X, down 0.02X [5] Company Performance - Top-performing companies in the vaccine sector included Olin Biologics and Kanghua Biologics, while companies like Watson Biologics and CanSino showed weaker performance [4][20] Investment Recommendations - The report suggests focusing on companies with strong R&D capabilities and differentiated product lines, recommending Kanghua Biologics and highlighting the importance of flu vaccine-related companies in the short term [11][29]