Mangshi belongs to Dehong City. Dade Jingpo Autonomous Prefecture is a prefecture-level administrative region subordinate to Yunnan Province, located in the west of Yunnan Province, China, with an area of1.1.5000 square kilometers. It has jurisdiction over mangshi, Ruili, lianghe county, Yingjiang and Longchuan counties, and the state people's government is located in mangshi. Baoshan City is adjacent to the east, surrounded by Myanmar in the north, west and south, so the locals of these five county-level units are also commonly known as "the five outer counties". Dehong is a transliteration of Dai language, with "De" below, and "Hong" is the Nujiang River, which means "the lower reaches of the Nujiang River". 2012110000 Dehong has a total resident population of 65438, including Dai, Jingpo, Han and Wa. Dehong autonomous prefecture was founded in July 1953, and changed to Dehong Autonomous Prefecture in June 1956. Mangshi Prefecture People's Government in mangshi Town. In 425 BC, Dai ancestors in the middle and upper reaches of Lancang River and Nujiang River formed Meng Daguang (now Baoshan Basin, translated as "Guo Xiang" in Chinese) with "Alina Zhang" as the center. Dehong Prefecture is now a part of Meng Daguang (Ailao Prefecture). In Dai language, Meng means "local or national", "palm" means "elephant" and "Meng palm" means "elephant country" or "elephant country". "Great light" translates as "the place where the eyes are focused", which means "central, central", and "Meng Daguang" means "the country of the central" or "the country of the central"