A global public health emergency requires a global response. In today's COVID-19 Frontline, CGTN invited four prominent health experts from Peking University Third Hospital, one of the top hospitals under China's National Health Commission. The veterans, who treated critical coronavirus patients in Wuhan, share their treatment strategies with peers from Brazil. Brazil has seen a continuous spike in COVID-19 deaths over the past few weeks and have the second highest number of infections in the world, after the U.S.