Guoxin Securities·2025-11-27 09:35Investment Rating - The report maintains an "Outperform" rating for the pharmaceutical and biotechnology sector [5] Core Insights - The pharmaceutical sector has underperformed the overall market, with a significant decline in various sub-sectors, including a 6.88% drop in the biotechnology sector [1][32] - Hidradenitis Suppurativa (HS) is identified as a chronic, recurrent inflammatory skin disease with a low prevalence in China and the U.S., highlighting the potential market for treatment options [2][10] - The report emphasizes the increasing market share of new biologics targeting IL-17A and IL-17A/F, which are expected to outperform traditional therapies like Adalimumab [17][18][22] Summary by Sections Market Performance - The overall A-share market declined by 4.32%, with the biotechnology sector falling by 6.88%, indicating a weaker performance compared to the broader market [1][32] - Specific declines were noted in chemical pharmaceuticals (7.02%), biological products (7.46%), and medical services (6.90%) [1][32] Hidradenitis Suppurativa (HS) Overview - HS affects approximately 0.03% of the population in China, with around 400,000 cases, and has been included in the rare disease directory [2][10] - The disease's complex pathogenesis involves multiple immune pathways, making it a target for various therapeutic approaches [11][27] Investment Strategy - The report suggests focusing on undervalued stocks in the medical device and pharmacy sectors, which have already priced in risks from policy changes [42][43] - It highlights the potential for growth in the CXO sector, particularly in CDMO and clinical CRO segments, as they continue to show strong performance despite market challenges [42][43] Recommended Stocks - The report lists several companies with strong growth potential, including Mindray Medical, WuXi AppTec, and Aier Eye Hospital, all rated as "Outperform" [4][44] - Mindray Medical is noted for its robust R&D and international expansion, while WuXi AppTec is recognized for its comprehensive drug development services [44]