Before liberation, the social, economic and cultural development in Dehong frontier region was underdeveloped and all the nationalities lived in the wooden fork houses made of bamboo and couch grass, the bamboo houses, or the sun-dried mud brick houses with couch grass roof. In 1938, after the Yunnan-Burma road opened to traffic, Mangshi and Wanding, which located along the road, developed into the small market towns, of which the street architectures were the bungalows covered with old and useless sheet iron and couch grass roofs. After the founding of P.R.C., in company with the socio-economic development, the visage of towns and countryside changed gradually. In 1955, after the "peaceful consultations" land reform, a passel of new bungalows and storied houses made of adobe and brick timber structure with tiling roofs were built in the county and township seats; they were mainly designed for the facilities of the government office, industry, communication, post and telecommunication, trade, service, finance, culture, education, hygiene and other usages, therefore, they formed the small market towns with a special scene of "one street for a county". In the early years of the 1970s, a new passel of flat top storied houses with brick-and-concrete structure were built gradually in the county seats, which were mainly for the building use of government-owned units.
the Third Plenary Session of the 11th Central Committee of CPC in 1978, the social and economic development in Dehong speeded up; tAfter he changed witurban construction h each passing day; one after another of the steel and concrete buildings were rising up into the sky; numbers of grand buildings with modern and ethnic features were built along the streets; all manners of buildings and public facilities continuously increased and urban functions came to fully developed. Up till the end of 1992, there had been 5,764,930,000 m2 of house construction area in the entire prefecture, among which 5,612,840,000 m2 was house building area, and 52,480,000 m2 was living space with a rate of 9.04 m2 per capita. The styles of buildings and the building materials for the countryside architectures had been improved; for the whole prefecture, 78000 households had owned their private building houses in the countryside. The total house building area was 4980000 m2 with an average of 79.9 square meters per family. The construction for the border ports had reached some scales in the prefecture; there were 24 border ports and paths, and they are Ruili, Jiegao, Wanding, Longchuan, Zhangfeng，Laying，Kachang and Nabang of Yingjiang county and other border ports, which had relatively complete infrastructure functions. More than 10 new waterworks were built and the capacity of water supply was 440,000 tons per day; there were 742 city street lamps and a proper layout for the public lavatory in the urban areas; there were 14 public gardens with an area of 34.02 hectares, of which the primary scenic spots were: Mengbanaxi Garden for Rare Animals and Plants, Three Celestials' Hole in Luxi county, Wanding Forest Park and Yingjiang Tiger Jump Stone. There were 49 hectares of city park greenbelts and 21.88 hectares of public garden greenbelts; the greenbelt per capita was 6.59 square meters. In 1996，the four-star grade Jingcheng Hotel with 20 stories invested 100,000,000 Yuan was built up, and it became the brilliant building sight along the Ruilijiang River.
During the period of “the Tenth Five-year Plan", the prefecture government further strengthened the construction of cities’ municipal infrastructures; in particular, after the Fourth Plenary Session of the Fourth Prefectural Party Committee of the C. P. C. in 2003, when it issued the developing target, "One New Outlook Will Appear for Each Year, a Tremendous Change Will Take Place in Three-year Time", the urban construction of ecological parks which is adaptable to human living in the prefecture were initiated thoroughly and bore abundant fruits; they centered around Mangshi City and radiated to the central towns in the prefecture area; the major projects that had been carried out in the prefecture were as follows: 1.In Luxi city, firstly, the adjusting work for the master city plan of Mangshi was accomplished; secondly, on January 5, 2004, the building project of Mangshi Athletic Sports Center went into operation and it covered a land of 312.8 mu with a budget of 1,500,000,000 Yuan; thirdly, it was to invest 46,370,000 Yuan for Luxi Sewage Plant; fourthly, it was to invest 58,630,000 Yuan to build Luxi Garbage Disposal Plant; fifthly, an investment was introduced to develop Mangshi Flower Garden Subzone and the first stage of the project would cover an area of 216.58 mu with a gross building area of 13,150,000 m2; the building of the project would accommodate 640 households and the accomplished investment was 50,000,000 Yuan; sixthly, the projects of " Luxi Huafeng New Syntheses Shopping and Living Area“ and “Mangshi Overpass Bridge Road " were to be under construction, which would cover an area of about 1200 mu with a budget of 500,000,000 Yuan. 2. In Ruili City, firstly, the government was to accomplish the plotting for the city's digital relief map; secondly, 51,850,000 Yuan was to be invested to rebuild the urban roads: Jiegang Road, Border Town Street, Luchuan Road, Ruihong Road, Xing’an Road, Tuanjie Road, Jianshe Road and Xiangbi Laneway; thirdly, an investment of 20,000,000 Yuan was to be put in the rebuilding project of the second stage for the city network of water supply and drain; fourthly, an investment of 10,000,000 Yuan was to accomplish the rebuilding projects of Jiegao Square, the Greenbelt Along the Ruilijiang River, the Eastward Thoroughfare，and the Ruilijiang River Embanking Project; fifthly, an investment of 80,000,000 Yuan was to accomplish the second stage of Huafeng Mall with a building area of 50217 m2. 3. In Longchuan, firstly, the government was to accomplish the elaborating layout of the city; secondly, 2,000,000 Yuan was to be invested in the reconstructing of "Yunnan Jingpo Park". 4. In Yingjiang, firstly, the government was to accomplish the adjusting of the city master plan; secondly, an investment of 12,000,000 Yuan was to be put into the construction of the Dayingjiang River Square; thirdly, 8,000,000 Yuan was to be invested to accomplish the building of Yingjiang Shopping Street, which would cover a land area of 40 mu and have a building area of 35000 m2. 5. In Lianghe, firstly, the government was to accomplish the adjusting of the city master plan; secondly, an investment of 20,000,000 was to be put into the construction of the Long Pool Park, which would cover a building area of 630,000 m2.
During the period of “ the Tenth Five-year Plan ", in the prefecture，a total investment of 10,500 million Yuan was accomplished, including the investment for the town planning, town roads, gardening and greening, garbage disposal and the other town infrastructure constructions; the investment was guided by the city layout and focused on the border ports, villages and towns that located in the county and city government seats and along the communication lines; the adjusting and revising work for the master plan of the development zones in Ruili, Yingjiang, Lianghe, Wanding and the other 15 villages and towns were accomplished; 90 kilometres of the urban highways was newly built and rebuilt with a building area of 1100000 m2; seven public gardens and public greenbelts were newly built and rebuilt, which newly increased an area of 250,000 m2 for the urban greenbelt; the project of "Three Wires Buried Underground " acquired accomplishment ( three wires mean telephone wire, electric power wire and radiated television wire), which made a realization of " City Lightening Project" in the towns of counties and cities; the rebuilding and expanding projects of city' s water supply in Luxi, Ruili, Longchuan and Yingjiang were carried out, which newly increased the capacity of 450,000 tons for city water supply; the capacity of water supply in cities reached 110,000 tons per day; the building projects of Luxi Garbage Disposal Plant，Luxi Sewage Treatment Plant, and Ruili Sewage Treatment Plant were launched, by which the capacity for innocent treatment of the municipal refuse reached 150 tons per day and the ability for sewage disposal reached 250,000 tons per day; the project for the construction of the small towns were launched in three key townships of Longzhang, Zhefang and Nabang; 12 kilometres of the roads in the small towns were newly built and rebuilt with a building area of 170,000 m2; 11 new marketplaces for farming products trade were built up, and the ratio of the urbanizing level in the prefecture raised from 22 % in 2000 to 28.9 % in 2005. (Translated by Zhang Chengtie)