The Nine Dings of the Sui Dynasty were cast in bronze in Xianlin Pavilion facing the Nine-kou Quan Temple. All Nine Dings were cast in Hue in 1835 and completed in early 1837. Each Nine Dings has the name of the Emperor of the Sui Dynasty, which is different in weight and different in carvings outside the Nine Ding. Nine mouths are: Gaoding, Rending, Xuanding, Yingding, Yiding, Shunding, Xuanding, Xuanding.