Burning Rock Biotech Ltd is a cancer diagnostics company. The Group provides pharma research and development services, mainly cancer therapy selection tests services, companion diagnostics development services, and other service agreements with the combination of various customized tests services and analytical validation services, to pharmaceutical companies for developing new drugs for targeted therapies, immunotherapies on various types of cancers, and to hospitals for their studies on cancer diagnosis & treatment. It had three operating segments, including the Central laboratory business, the In-hospital business, & Pharma research & development services. It generates the majority of its revenue from the Central laboratory business. Its products are Pan-HEME, OncoScreen-WES, & others.