Up to the clock tower of Xiantong Temple, you can see the opposite white tower, the logo and symbol of Wutai Mountain up close. The full name of the white tower is the true Sheli Tower of Sakya Wen Buddha. It was built in 1302 in the Yuan Dynasty. The tower is75.3 meters high and solid inside and outside. The spire is decorated with a compass, and the bells above it play a role in driving birds and preventing nesting.