At present, digital companies are also facing new competition and challenges in the process of internationalization and globalization.Dropbox has focused on global expansion over the past few years.The growth opportunities caused by covid-19 are mainly in the B2B market.Should Dropbox continue to invest in globalization?Should Dropbox continue to focus on B2C or turn it to B2B?Dropbox faces strong competitors, such as Microsoft's onedrive and Google's drive.Facing such fierce competition, what can it do to defend its market position?Whether Dropbox needs to reshape its international expansion strategy to cope with the "new normal" of covid-19: working from home.What are the different strategic tools and solutions used to overcome these challenges.