Tik Tok and Aauto's faster platforms conduct strict audits on merchants to ensure their qualifications and credibility. They will conduct on-the-spot investigation, qualification examination and credit evaluation to ensure the legitimacy and reliability of the merchants. This can reduce the risk of counterfeit and shoddy goods and provide users with higher quality commodity choices. In addition, Tik Tok and A auto's faster platforms both provide user evaluation and feedback functions. Users can evaluate and print the purchased goods and share their experiences and opinions. These comments and statements can help other users understand the real situation of the goods, so as to make more informed purchase decisions. The platform will also supervise and manage merchants according to users' evaluation and feedback to further improve the quality of goods. Therefore, Tik Tok and Aauto's faster platforms provide higher quality product selection and guarantee users' shopping experience through strict merchant review and user evaluation feedback mechanism.