Tik Tok said he was a kindergarten teacher. Is that true?

Does the subject want to ask "Is it true that you are a kindergarten teacher in Tik Tok"? It's true. According to relevant public information, Zhang Nan, the founder of Tik Tok, said in an interview that he used to be a kindergarten teacher and worked in kindergarten for two years. This experience has also become one of the sources of inspiration for Tik Tok's founding. Therefore, it is true that Zhang Nan, the founder of Tik Tok, used to be a kindergarten teacher.