In what year did He Chao die?

Unknown word, Yuezhou people. The date of birth and death is unknown, and Tang Ruizong lives in Jingyun area. Gong Shi He, Wan Qirong, Zhang, Xing Ju and Bao Rong, among the dragons, are all wuyue literati, and their ci poems are beautiful and famous in Beijing. Officer zhi.