Does Liu Youran rely on the popularization of the I Ching?

Does the questioner want to ask "Is Liu Youran's I Ching reliable?" Reliable.

1. According to the Query Education Network, teacher Liu Youran is the deputy secretary-general of the China Five Thousand Years Environmental Science Research Institute and has received qualification certification from relevant departments.

2. Liu Youran is a well-known lecturer in the field of I Ching. The I Ching he explains is easy to understand and has high knowledge content. Therefore, Liu Youran's I Ching is reliable.