Haining Leili Biotech

Haining Leili Biotech is a biotechnology company based in Haining, China, that specializes in the research, development, and manufacturing of high-quality raw materials for the in vitro diagnostics (IVD) industry. The company provides a broad range of products, including recombinant proteins, monoclonal antibodies, and polyclonal antibodies, which are essential components for various diagnostic assays. Their portfolio covers critical clinical areas such as infectious diseases, cardiovascular markers, inflammation, and oncology. By utilizing advanced protein expression and antibody engineering platforms, Haining Leili Biotech supports global diagnostic kit manufacturers in developing accurate and reliable testing solutions. The company operates modern manufacturing facilities and maintains a strong focus on quality control to meet international standards. Their contributions were particularly notable during the COVID-19 pandemic, where they supplied vital antigens and antibodies for rapid diagnostic tests.