Is Sun Mingxin that powerful?

Yes, according to Baidu Encyclopedia, Sun Mingxin (lecturer of Yijing Guoxue) is a Shandong architectural engineer, psychological consultant, feng shui consultant of architectural design institute, and easy to focus on. Teacher Sun Mingxin has a high reputation and influence in the field of Yi studies, and is considered as one of the representative figures in the field of Yi studies, so Sun Mingxin is still very powerful.