To observe filial piety for three years is something that every dutiful son should do. But Fang Xing, who moved out of the Fang Residence and to a small farm on the outskirts of Beiping, was very happy because he had been living in a daze and didn't need to follow those complicated rituals.,During the Yongle era, Fang Xing realized that it was the reign title of Emperor Yongle. However, at this time, the capital of the Ming Dynasty was in Nanjing, while Beijing was still known as Beiping.,...and in a place he couldn't see, there was also a warehouse and containers stacked high. Those blocky characters displayed where they came from…。