Mr Xu's view on the creative time of Ju Song is built on the foundation of misunderstandings, so it's untenable. Looking from the current documents, Mr. Kuifu Zhao's view is the most convincing.
Mr Xu's view on the creative time of Ju Song is built on the foundation of misunderstandings, so it's untenable. Looking from the current documents, Mr. Kuifu Zhao's view is the most convincing.