In which year was Ansai Yaogu Mountain built?

Ansai Yaogu Mountain is a place name and was not built in a certain year.

Ansai Yaogu Mountain is located on Dunmao, the main peak of Dunshan Mountain in Ansai County. It is named after the 24-meter-high "No. 1 Drum in the World" built on the mountain. It is also called the Yaogu Tower. From the top of the mountain, you can have a bird's eye view of Ansai County.

In 1996, Ansai County was named the "Hometown of Chinese Waist Drums" by the Ministry of Culture;

In 2006, Ansai Waist Drums were approved to be included in the first batch of national intangible cultural products Heritage List.