You can't. You can't use someone else's business license to open a small shop in Tik Tok. If you open a shop in Tik Tok as an individual, you need to provide a business license for individual industrial and commercial households consistent with the applicant. Business license is a certificate issued by the administrative department for industry and commerce to industrial and commercial enterprises and individual operators to engage in certain production and business activities, and its format is uniformly stipulated by the State Administration of Market Supervision.