Hangzhou Alltest Biotech Co., Ltd. (688606.SS) engages in the research, development, production, and sale of in vitro diagnostic reagents primarily in China and internationally. The company offers a comprehensive portfolio of rapid diagnostic products, including COVID-19 antigen and antibody tests such as SARS-CoV-2 and Influenza A+B Antigen Combo Rapid Tests (nasal swab and saliva self-testing variants), 2019-nCoV IgG/IgM Rapid Tests, and SARS-CoV-2 Neutralization Antibody Rapid Tests; infectious disease tests; women's health products like pregnancy and ovulation rapid test cassettes; drug abuse and cardiac marker tests; tumor markers; veterinary diagnostics; fluorescence immunoassay tests and analyzers; urine analysis solutions; biochemistry reagents; blood glucose monitoring systems; HB hemoglobin test meters; SARS-CoV-2 RT-qPCR assays; virus specimen stabilizers; and viral DNA/RNA extraction kits, with over 900 IVD diagnostics certified under CE, ISO13485, and MDSAP standards. Founded in 2009 and headquartered in Hangzhou, China, Hangzhou Alltest Biotech serves clinical testing, on-site testing, and personal health management markets across global regions through active participation in major trade events. In recent developments, the company agreed to acquire an undisclosed stake in Hangzhou Weisibo Medical Technology Co., Ltd. in October 2023 to expand its capabilities; reported strong 2024 financials with revenue of CNY 869.79 million and net income of CNY 303.69 million; announced plans for a cash dividend distribution of 10 yuan per 10 shares in mid-2025; and showcased innovations at 2025 events including Canton Fair, MEDICA, CMEF, and WHX Cape Town, highlighting ongoing product advancements and international outreach.