National image, as a cultural soft power, plays an important role in improving international status and influence. In today's world, national image crisis could seriously damage a country's international status and influence, and has become one of the challenges that every country must face in their foreign strategies. In the process of fighting COVID-19, China has been maliciously attacked and defamed by Western media and political figures, resulting in a national image crisis. Facing the crisis, analyzing the causes and taking effective measures to resolve the crisis in a timely manner play a vital role in safeguarding national interests.