Introduction to Xuanjian Tower: Xuanjian Tower was built in the 10th year of Zhengde in the Ming Dynasty. It is a hilltop-style building with double eaves and a height of 25 meters. The building is exquisite in shape, gorgeous and handsome. In 1999, it was announced by the World Foundation for the Preservation of Historical and Cultural Sites as one of the 100 most exquisite ancient buildings in the world.