The Coupled pagodas. The one on the east, called Zhenguo Ta, 48.24 m high, was built in 1250; the one on the west, called Renshouta, 44.06 m in height, was built in 1237. Both are of woodlike granite in the form octagonal plane five stories, with five layers of eaves. Each of them has 80 images of palace guards, heavenly chiefs, vajras and arhats, carved in relief and adorned with superb decorative designs.