Yuan blue and white porcelain is a national treasure, closed the door It wasburied deep before and rediscovered 600 years later.

In 1279, Yinshan, Guangdong became the last leg of the court of the SouthernSong Dynasty. After the Yuan Army led by Marshal Zhang Hongfan wasrecaptured, the Song Dynasty ruled by Wen completely ended.

Zhang Hongfan, claiming to be outstanding, is the leader of the Han Army bornin Baoding. The official wealth of his family in the new dynasty is fullof flowers.

Zhang Hongfan was highly valued by Kubilie throughout his life. In thenext generation, his son Zhang Gui is a well-known scholar who has livedthrough three dynasties and remains immortal. In Yuan Renzong, Zhang Guireceived five awards from Renzong, two of which were awarded "honorwine".

Prosperity is bound to decline, and when good times end, disasters willfollow. Because of their involvement in political struggles, the Zhangfamily was almost eliminated by the Emperor Wen of the Yuan Dynasty. ZhangGui's five sons and several nephews were killed.

By 1963, a flood occurred in Baoding, Hebei Province, which caused considerabledamage to many of Baoding's infrastructure.

Baoding Yonghua South Road Primary School, which is located on the east side ofYonghua South Street in Baoding City, was not immune to the flood. Theclassroom was flooded and the water depth exceeded the waistline of theadult. The elementary school's playground is a low-lying area of