Professor Zhang Wenhong, the Director of the Department of Infectious Diseases at Fudan-Huashan hospital in Shanghai, has been outspoken since the start of the pandemic in China. Because of it, he soon became a best known figure that the Chinese public turn to when getting updates about the virus. What does he think about how to prepare ourselves for what comes next? What are his assessments on China's efforts against the pandemic? Find out more in this exclusive interview with CGTN host Tian Wei.