About Burning Rock Burning Rock Biotech Limited (NASDAQ: BNR), whose mission is to Guard Life via Science, focuses on the application of next generation sequencing (NGS) technology in the field of precision oncology. Its business consists of i) NGS-based therapy selection testing for late-stage cancer patients, with the leading market share in China and over 185,000 tissue and liquid-based tests completed cumulatively, and ii) NGS-based cancer early detection, which has moved beyond proof-of-concept R&D into the clinical validation stage. In July 2018, Burning Rock received the first approval for a tumor NGS kit by the National Medical Products Administration (NMPA), which is a significant milestone in the field of in vitro diagnosis in China. Burning Rock’s laboratory has obtained the technical certification of “High-throughput sequencing laboratory” issued by Guangdong Center for Clinical Laboratory, and the CLIA and CAP laboratory quality system certification. The company continues to be committed to the development of innovative and reliable NGS testing products and promoting the development of precision medicine in oncology.