The design features a mother panda and her cub with a bamboo thicket in the background; the face value and purity of 99.9% are also prominently displayed. The other side features the Temple of Heaven in Beijing. The Taoist temple complex was constructed from 1406 to 1420; the complex was extended and renamed Temple of Heaven in the 16th century. It was named as a UNESCO World Heritage Site in 1998.