Xishuangbanna Tropical Botanical Garden (XTBG) of Chinese Academy of Sciences (CAS) was founded in 1959. Its average annual temperature is 21.4℃. It is a research institution engaged in scientific research, species preservation, scientific communication, development of science & technology and a well-known scenic spot.

XTBG's 1,125-hectare area includes a 250-hectare patch of well-preserved primary tropical rainforest. XTBG's excellent preservation of over 13,000 species of plants in its 35 living collections has enhanced its reputation for being one of the most diverse botanical gardens for outdoor plants in the world.