What is the rising constellation of William Chan, William Chan?

Dilraba's costume drama this time is called Long Songs. The story of this TV series took place in the Tang Dynasty, and Reba played the daughter of Li, the first prince in the Tang Dynasty. The story tells that Li Changge, who escaped by luck during the Xuanwumen Revolution, went to Youzhou for help. On the way to the rescue, he and Ashina, a grassland tribal spy with a pseudonym of Qin Zhun, were strangers, and later he gradually became a hero.