证券日报网讯沃森生物（300142）9月16日在互动平台回答投资者提问时表示，目前，公司共有8个自主 疫苗产品(14个品规)正式上市销售，包括：13价肺炎结合疫苗(西林瓶型和预灌封型)、双价HPV疫苗(西 林瓶型和预灌封型)、23价肺炎多糖疫苗(西林瓶型和预灌封型)、b型流感嗜血杆菌结合疫苗(西林瓶型和 预灌封型)、A群C群脑膜炎球菌多糖结合疫苗(西林瓶型和预灌封型)、ACYW135群脑膜炎球菌多糖疫苗 (西林瓶型和预灌封型)、A群C群脑膜炎球菌多糖疫苗(西林瓶型)和吸附无细胞百白破联合疫苗(西林瓶 型)。上述疫苗产品主要用于预防由特定病原微生物感染所引起的相关疾病。公司20价肺炎球菌多糖结 合疫苗于2025年4月获得《药物临床试验批准通知书》，正在开展Ⅰ期临床研究的准备工作。公司在研 疫苗产品的研发若有实质性和阶段性进展公司会及时披露，后续进展情况请关注公司披露的相关信息。 ...

Core Viewpoint - The company has a total of 8 self-developed vaccine products officially on the market, with various specifications, and is actively engaged in the development of new vaccines [2]. Group 1: Current Vaccine Products - The company has 8 self-developed vaccine products (14 specifications) officially available for sale, including: - 13-valent pneumococcal conjugate vaccine (vial and pre-filled syringe types) - Bivalent HPV vaccine (vial and pre-filled syringe types) - 23-valent pneumococcal polysaccharide vaccine (vial and pre-filled syringe types) - Haemophilus influenzae type b conjugate vaccine (vial and pre-filled syringe types) - Meningococcal polysaccharide conjugate vaccines for groups A and C (vial and pre-filled syringe types) - Meningococcal polysaccharide vaccine for groups ACYW135 (vial and pre-filled syringe types) - Meningococcal polysaccharide vaccine for groups A and C (vial type) - Adsorbed acellular DTP combined vaccine (vial type) [2]. Group 2: Future Developments - The company’s 20-valent pneumococcal polysaccharide conjugate vaccine is expected to receive the "Drug Clinical Trial Approval Notification" in April 2025 and is currently preparing for Phase I clinical research [2]. - The company will disclose any substantial and phase-related progress in the development of its vaccine products in a timely manner [2].

Core Viewpoint - The biotechnology sector in Hong Kong is experiencing a surge, with companies like Ai Mei Vaccine gaining significant attention due to their stable performance and innovative technologies [1] Group 1: Company Performance - Ai Mei Vaccine reported steady revenue growth for the first half of 2025, with key innovative products nearing market launch, leading to expectations of improved performance and valuation [1][2] - The company has four major innovative products entering the market, including the 13-valent pneumococcal conjugate vaccine, which has a significant market potential in China, projected to exceed RMB 20 billion by 2030 [2][3] Group 2: Product Development - Ai Mei Vaccine is advancing in the rabies vaccine sector with multiple products, including a serum-free rabies vaccine and an mRNA rabies vaccine, positioning itself as a leader in a market expected to reach RMB 20 billion by 2030 [3] - The company holds 20 vaccine candidates in development across 12 disease areas, with 23 clinical approvals and 24 clinical trials ongoing, including seven innovative vaccines [3] Group 3: Market Potential and Valuation - The 13-valent pneumococcal conjugate vaccine is anticipated to capture a significant market share, with a penetration rate in China estimated at 25.9%, compared to over 80% in the U.S., indicating substantial growth opportunities [2] - DBS Bank's report suggests that Ai Mei Vaccine's current stock price is at the lower end of its peers' valuation range, with a projected fair target price of HKD 8.3 per share by 2026, indicating a potential upside of nearly 600% [4]

Core Viewpoint - The company, Ai Mei Vaccine, is poised for significant growth with the upcoming commercialization of key vaccine products and a reduction in R&D expenses, leading to a strong financial outlook for 2025 and beyond [1][2] Group 1: Financial Performance - Ai Mei Vaccine reported stable revenue for the first half of 2025, supported by the impending launch of four major vaccine products [1] - The company is expected to achieve profitability by 2026, with sales projected to grow at a compound annual growth rate (CAGR) of 45% from 2025 to 2027 [2] Group 2: Product Development - Four major vaccine products are nearing commercialization: - The registration application for the updated rabies vaccine has been accepted - The 13-valent pneumonia conjugate vaccine has applied for registration and completed on-site verification - The 23-valent pneumonia polysaccharide vaccine has completed Phase III clinical serum testing and is entering the statistical unblinding phase - The updated high-efficiency diploid rabies vaccine is in Phase III clinical trials, with a registration application expected in 2026 [1] - The company has 20 vaccine products in development across 12 disease areas, with 23 clinical approvals and 24 ongoing clinical trials, including 7 innovative Class 1 vaccines [1] Group 3: Market Expansion - Ai Mei Vaccine has successfully entered the African market with its quadrivalent meningococcal polysaccharide vaccine and is registering in Central Asia - The rabies vaccine has made its debut in the Central American market - The hepatitis B vaccine is actively undergoing registration processes in Southeast Asia, while the hepatitis A vaccine is progressing in South Asia [1]