Is Tik Tok's live painting and calligraphy Zhang Chuanting true or false?

It is impossible to determine the authenticity of Tik Tok's live painting and calligraphy Zhang Chuanting. However, if Tik Tok's painters and the works displayed by them were written by someone, then these works should be true. In addition, in order to prevent the other party from counterfeiting other people's works, when buying calligraphy and painting, you can ask the other party to write on the spot (you can broadcast the video live). Many calligraphers in Tik Tok will take the initiative to write on the spot to win the trust of buyers. Therefore, if the works exhibited by Zhang Chuanting in Tik Tok are true, then his paintings and calligraphy should be true. However, when buying calligraphy and painting, it is recommended not to buy too expensive calligraphy and painting on Tik Tok, because Tik Tok's after-sales service may not be good enough.