Burning Rock Biotech Limited (NASDAQ:BNR) Q1 2021 Results Earnings Conference Call May 25, 2021 8:00 AM ET Company Participants Yusheng Han - Founder, Chairman and Chief Executive Officer Shannon Chuai - Chief Operating Officer Joe Zhang - Chief Technology Officer Leo Li - Chief Financial Officer Conference Call Participants Operator Good day. And thank you for standing by. Welcome to Burning Rock's 2021 First Quarter Earnings Conference Call. At this time, all participants are in a listen-only mode. After ...