On the vibrato platform, if users don't log in to browse other people's content, under normal circumstances, they won't leave browsing records. This is because Tik Tok's browsing record function is generated based on the user's account. Only after logging in the account, Tik Tok will record the user's viewing history and preferences, thus providing more personalized recommendation and content display. TikTok (international version called Tiktok) is a very popular social platform for short video sharing, which was developed by Beijing Micro-Broadcast Vision Technology Co., Ltd. Since it was launched on September 20 16, Tiktok has rapidly accumulated a huge user base around the world and maintained a rapid growth trend.