How to evaluate Tian Yingzhang's calligraphy?

The characteristic of Tian Yingzhang's regular script is that it ends again. It is recognized that the mainstream and foundation of Tian Kaishu is. Tian Kaishu is rigorous and standardized, abides by statutes and has profound skills.

Tian Yingzhang's regular script simplified Ou Yangxun's brushwork. Tian Kai basically inherited Ou Kai's typical writing style, but abandoned some variants of Ou Yangxun's writing style. Judging from the conclusion, Tian Kai prefers to standardize rather than pursue some dangerous changes in Ou Kai. If Ou Yangxun standardized the regular script of Erwang and introduced Beibei style, then Tian Yingzhang standardized the regular script of Ou Yangxun and introduced modern style.