CAITONG SECURITIES·2025-07-28 08:00Core Insights - The report maintains a positive outlook on small molecule drug conjugates (SMDCs) and related companies, highlighting their potential in cancer treatment due to their ability to enhance efficacy while reducing toxicity [1][5][17] - The report emphasizes the clinical advantages of SMDCs, including better tumor penetration, reduced toxicity to normal cells, and easier control over synthesis and costs compared to antibody-drug conjugates (ADCs) [5][11][12] - The report identifies domestic biopharmaceutical companies, particularly Affinivax, as leaders in the SMDC space, showcasing significant advancements in innovative cancer drug development [5][12][17] Industry Overview - The pharmaceutical and biotechnology sector has shown a relative price-to-earnings (P/E) ratio of 51.14 as of July 25, 2025, which is significantly higher than its historical low of 24.38, indicating a premium valuation compared to the broader market [19] - The report notes that the healthcare sector's valuation is 279% higher than the Shanghai Composite Index, reflecting strong investor interest and confidence in the industry [19] - Recent market performance indicates a 1.90% increase in the pharmaceutical and biotechnology sector from July 21 to July 25, 2025, ranking it 16th among 27 sub-industries [26][29] Company Focus - The report suggests monitoring companies involved in the SMDC space, including Affinivax, and those collaborating with them, such as Innovent Biologics and others, which are expected to benefit from the growing interest in innovative cancer therapies [5][17][18] - Specific companies highlighted for their innovative drug development capabilities include Innovent Biologics, Shunyi Pharmaceutical, and others, which are positioned to capitalize on the advancements in SMDC technology [5][18]