Whose handwriting is Zhu Hongze's copybook?

Zhao Mengfu has made great contributions to calligraphy, and founded Zhao Ti regular script, which is regarded as one of the four masters of regular script, leaving countless precious calligraphy works, but there are many controversies. There are many calligraphy representatives in Zhao Mengfu's life, such as Luo Shenfu, Tao Te Ching, Qianhouchibi Fu and so on, among which Qianhouchibi Fu is the most peak work.