This paper observes and assesses the impact of COVID-19 on tourism with the listed tourism companies as examples. First of all，the impact of epidemic on the listed tourism companies in Shanghai and Shenzhen is compared with that of SARS from the perspective of the capital markettrend. Secondly，this paper collects the financial data of listed tourism companies to analyze the company’s operating income，cash flow，debt pressure and other situations in the short term. In face with the transformation of modernization，refinement and digitalization in the post epidemic period，the listed tourism companies should pay attention to four key nodes：cash track，financing support，sales tracking and capital expenditure. Finally，with the reality of work resumption，some suggestions are put forward for government agencies and tourism listed companies for reference.