thus, in december of the second year of zhide  757 , li bai began his exile. the river travels thousands of miles, the sea and the moon are fifteen round, li bai lived on the waterway for fifteen months, arrived at wuxia, and finally looked forward to the good news. in march of the second year of qianyuan  759 , due to the severe drought in guannei, emperor suzong granted amnesty to the world, the world is now imprisoning prisoners, and the death penalty is from the stream, and all the following sins are released. so there is this famous seven - piece early white emperor city 