Is Li Wenbao's calligraphy valuable?

Li Wenbao's calligraphy is valuable, while Li Wenbao's calligraphy works pursue dry and wet changes, and pay attention to "harmony without difference, violation without attack", reaching the highest brushwork of calligraphers. The overall dignified and smooth, learn from each other's strengths, learn from others' strengths, use simple and accurate pens, be in good order, have full lines, be soft outside and rigid inside, be vigorous and free and easy, and be elegant and handsome.