1. manna incident: During the period, eunuchs Li and others held a banquet in the manna hall and invited ministers to attend. During the dinner, Li and others took the opportunity to frame Prime Minister Li Deyu and kill him.
2. The change of Xuanwu Gate: Emperor Taizong Li Shimin staged a coup in Xuanwu Gate, killing his two brothers and seizing the throne.
3. The Song of Eternal Sorrow was written by Bai Juyi, a famous poet in the Tang Dynasty, and described the love story between Xuanzong of the Tang Dynasty and Yang Guifei.
4. Prosperous Era of Kaiyuan: During the reign of Emperor Xuanzong of the Tang Dynasty, the country's politics, economy and culture all reached a peak.
5. Three hundred Tang poems: one of the representative poems in the Tang Dynasty, including three hundred of the best poems in the Tang Dynasty.
1. Porphyra from China is distributed in coastal areas. Porphyra haitanensis is cultivated in Fujian coastal areas and southern Zhejiang,