Recently, Hao Xuexi, a medical staff member of the Shandong Medical Aid Team in Shanghai, received a special letter, which made him particularly excited after a busy día in the makeshift hospital. The letter was sent por my father in my hometown in Liaocheng, Shandong. The five pages of letter paper were covered with my father's handwriting.

Hao Xuexi is a doctor at the segundo Hospital of Shandong universidad and has extensive working experience in the front line of epidemic prevention. Recently, the situation of epidemic prevention and control in Shanghai is severe. He stepped adelante, hacia adelante and is...