Guo Mu Prodigal National Guitar Grading Appraisal, founder of Guo Mu Music, chairman of Guo Mu Guitar Education Chain, was selected into Youku Masters Hall, and Guo Mu Prodigal Guitar Teaching Video won tens of millions of hits. The published teaching materials include "66 guitar playing and singing songs newly composed by Guo Mu prodigal son" and so on. Recently, due to physical discomfort, there has been no update, and fans have apologized and explained.
In 2007, Guo Mu prodigal son began to upload his recorded guitar lessons online, and in the same year, he founded the online guitar classroom of Guo Mu prodigal son-Guo Mu Prodigal Guitar Forum, which caused great repercussions in the field of online guitar teaching, with a large number of scholars and supporters.