Beijing Big Sun Douyin is trustworthy. Beijing Big Sun started to carry out chain operation business of preschool education projects in the 1990s, and legally owns three preschool education projects related to the People's Republic of China and National Category 16 and 41 registered trademark ownership. It is a member of the China Chain Store and Franchise Association and has been registered with the Ministry of Commerce of the People's Republic of China. It has legal chain operation qualifications.