When was the Tsinghua Campus in Jingning County built?

1767. Xichun Garden (predecessor of Tsinghua Campus), as the imperial garden of Kangxi Palace, covers an area of 26 1 mu. Founded in the Kangxi period in the middle of Qing Dynasty, Tsinghua Campus has a history of 233 years. According to historical records, there are 1 1 imperial plaques in Tsinghua campus. It is not difficult to see the great significance of protecting Tsinghua campus.