Zai Lab Limited. (NASDAQ:ZLAB) Q1 2023 Earnings Conference Call May 10, 2023 8:00 AM ET Company Participants Billy Cho - Chief Financial Officer Samantha Du - Founder, Chairperson and Chief Executive Officer Josh Smiley - Chief Operating Officer Rafael Amado - President, Head of Global Oncology Research and Development Harald Reinhart - President, Head of Global Development, Neuroscience, Autoimmune and Infectious Diseases Jonathan Wang - Chief Business Development Conference Call Participants Michael Yee - ...