The Long Song of Zhenguan

King of Qin Li Shimin (played by Tang Guoqiang) ascended to the highest ruling position of the Tang Dynasty in the ninth year of Wude. After ascending to the throne, he worked hard to rule and command the Tang army to conquer the Jieli tribe that had dominated the north for many years and achieve the unification of the country. Later, the far-sighted Emperor Taizong of the Tang Dynasty was determined to put the country that had been war-torn for many years on the path of peaceful development. He urged the unity of all ethnic groups and moved hundreds of thousands of famine victims to the inland and distributed them to fertile land. His broad mind was deeply loved by people of all ethnic groups. However, the overt and covert fights between several sons for the throne also made him feel uneasy. Among them, the struggle for power between the concubine princes Li Ke (played by Nie Yuan), Li You (played by Wen Hao) and the three legitimate princes was particularly thrilling. The marriage turmoil between Emperor Taizong of the Tang Dynasty and a woman named Zheng, as well as the heart-stirring love story between Princess Ankang (played by Zhang Lanlan) and two outstanding men, fully reflect the ups and downs of the Tang Dynasty in its prosperous period...