The sudden COVID-19 epidemic disrupted everyone's plan and made the 2020 Spring Festival our unforgettable memory. Today, although the domestic situation is becoming clearer, the international epidemic situation is even more serious. People around the world are working hard to fight against COVID-19. We must not relax. We should develop habits to wear masks, disinfect every day to prevent the epidemic, and stick to it to the end! Facing epidemic, everyone should bravely join in this battle!