Old Tang book? Biography of Shangguan Yi: "Shangguan Yi (about 605 ~ 665 AD) was born in Shaanxi Province (now Shaanxi County, Sanmenxia City). Father Hong, deputy supervisor of Sui Jiangdu Palace, Jiangdu people. " At the beginning of Zhenguan, Shangguan Yi was a scholar, and later moved to be a secretary lang and a secretary supervisor, plus Dr. Yin Qingguang Lu, assistant minister of Xitai, and a bachelor of library science. Participate in writing the Book of Jin. "Work in five-character poetry, good is given priority to with yee wrong wan mei. Because the instrument was expensive and effective at that time, people called it an official institution. ①"
In the Sui Dynasty, Yang Di built a palace in Jiangdu and made it the capital. After three trips to Jiangdu, he was killed by his subordinates and buried here (Yang Diling is located in Huaisi Town, North Yangzhou). Jiangdu, later changed to Yangzhou. "Atlas of Chinese History" Map of Yingtianfu (Nanjing) in the Wanli Decade of Ming Dynasty (A.D. 1582): Shangguanqiao, located in Jiangdu County, Yangzhou, northwest of Fucheng (county); Located in the southeast of Tianchang City. So, which river does Shangguan Bridge cross?
Look at the topography of Yangzhou area, the east is plain; The western hills and mountains are called "Western Hills of Yangzhou" in ancient times. Shugang, north of Yangzhou, originated from Tianchang Hengshan Mountain and passed through Yuxing, Yizheng Shajiaji, Chenjiaji, Tiepaidian and Liujiaji to Yangzhou. This dredging port is also the watershed between the Yangtze River and Huaihe River. "The water in the north of the mountain enters the lake, and the water in the south of the mountain enters the river. (2) "and originated in the eastern foothills of Hengshan only Qin Lan River.