Zai Lab Ltd. (NASDAQ:ZLAB) Q4 2018 Earnings Conference Call March 7, 2019 8:30 AM ET Company Participants Billy Cho - CFO Samantha Du - Chairman and CEO Tao Fu - President and COO Dr. Yong-Jiang Hei - Chief Medical Officer for Oncology Dr. Harald Reinhart - Chief Medical Officer for Autoimmune and Infectious Diseases Dr. William Liang - Chief Commercial Officer Jonathan Wang - Head of Business Development Conference Call Participants Anupam Rama - J.P. Morgan Yigal Nochomovitz - Citigroup Maury Raycroft - J ...