Mangshi (Chinese: 芒市; Wade–Giles: Mangshih; Tai Nüa: ᥝᥥᥒᥰ ᥛᥫᥒᥰ ᥑᥩᥢᥴ; Jingpho: Mangshi Myu), former name Luxi (潞西),[3] is a county-level city and the seat of Dehong Dai and Jingpo Autonomous Prefecture, western Yunnan province, China.

[8] Due to Mangshi's strategic importance as a stronghold in the China Burma India theater during World War II, and as the site where the Prime Ministers of China and Myanmar hosted the 1956 Sino-Burmese Border People Friendship Celebratory Conference [zh], the name "Mangshi" became far more widely recognized than "Luxi".

[9] In 2008, a public opinion survey in Luxi showed that among 4,751 respondents, 96.96% supported restoring the historical name "Mangshi".

[12] In the Tai Nuea language, Mangshi is called Muang Khon[13] (ᥛᥫᥒᥰ ᥑᥩᥢᥴ, IPA: /məŋ55 xɔn35/), written in Chinese as "勐焕", meaning "City of Dawn.

"[6] The standard English transliteration of the city's name is "Mangshi" based on Hanyu Pinyin.

Mangshi Lu was part of Jinchi Xuanfusi (金齿等处宣抚司), Yunnan Province.

In 1899, Qing dynasty set the 3rd tusi, Mengban Tuqianzong (勐板土千总) in modern Mangshi Area.

[18]: 9, 20–21 In the Republic of China period, the Yunnan government appointed two "suppression commissars" (彈壓委員) to Mangban (芒板) and Zhemao (遮卯) within the Mangshi area in 1913.

Mangban suppression commissar administered Mangshi Anfusi and Mengban Tuqianzong territories, and Zhemao suppression commissar administered Zhefang Xuanfusi and Mengmao Anfusi (勐卯安撫司, in Ruili) territories.

At the same time, Mengmao Anfusi was separated from the district, thus forming the boundaries of modern Mangshi.

As a transition before formally establishing a county, Yunnan government set a Shezhiju (設治局, similar to a governing council) in Mangshi area named Mangzheban Shezhiju (芒遮板設治局) replacing Mangzheban District in 1929.

The Imperial Japanese Army occupied Luxi on 4 May 1942 and retreated on 11 December 1944 when Counterattack of Western Yunnan started.

[18]: 10–11, 21–22 Fang Kesheng refused to join People's Republic of China, preferring to remain neutral.

Eventually the People's Liberation Army advanced into Luxi in April 1950, and Fang Kesheng fled to Taiwan.

His brother Fang Keguang succeeded be the acting tusi, and cooperated with the Chinese Communist Party.

Mount Qingkou (箐口山) is the city's highest point, with an altitude of 2,889.1 meters.

[18]: 59 [23]: 185 Mangshi currently comprises 12 administrative township-level subdivisions including one subdistrict, five towns and six townships.

[29]: 211  In 1980, province government opened Manghai (芒海), Mangbing (芒丙) and Xiaogai (小街) as border trade markets.

[29]: 201  After Hu Yaobang, the General Secretary of the Chinese Communist Party inspected Dehong prefecture in 1985, Mangshi abolished all border checkpoints, and made the whole territory a border trade zone.

[1]: 524 Asian rice, sugarcane, tea, coffee, macadamia nut and fruits (banana, pineapple, mango, jackfruit etc.)

An average Dai farmer spends one-fifth of his annual income for religion-related activities in 1988.

[30]: 551  It has 1,200 beds and the service area covered up Dehong, Longling, Tengchong and part of Myanmar.

Dehong TV Station was established in 1991, with programs in Chinese, Tai Nuea, Jingpho and Zaiwa.

The newspaper using five languages: Chinese, Tai Nuea, Jingpho, Zaiwa and Lisu.

[52] 3.3 million tourists visited Mangshi in 2015, and generated a tourism income of CN¥ 5.09 billion for the city.