Yan development activities room from the 1950s began, the houses were promoted as affordable housing, build and place for a long time in one place, even with the foundation stone of a permanent installation. Previously, the width of such housing units is 8 feet or less Xi'an activities room to build, but in 1956, 10 feet (3 meters) wide housing with the new term "activity room" was introduced together. This activity room is rectangular, made from painted aluminum, rather than travel trailers that streamlined shape, usually painted before assembly. This helps to distinguish between the activities room and travel trailers. In the fifties Xi'an activities room, activity room began popular in Europe, and then in the sixties began to develop to Canada, Japan and other developed countries. Activity room in the 1960's into China, the first time mainly for temporary housing, with the development of products, activities room gradually for office, booth, warehouse. After 2000, the real estate industry began rapid development, housing development opportunity for the emergence of activities. Activity room activities room now also able to achieve very good security role in meeting the demand for housing, while moving, with the general housing can not be achieved, Xi'an seismic activity room made specifically to be able to resist earthquakes and more than 7 12 typhoon. So now the earthquake-stricken areas often use this activity room. Activity room construction costs are lower than many brick houses, construction materials and can be recycled again disassemble the assembly, disassembly can be repeated more than six times Xi'an activities room sales, service life is long. Housing construction activity than the average speed a lot, it does not produce any garbage construction, energy saving and environmental protection to meet the needs of the present society. Xi'an activity room made | in Ho activity room (certified) | Xi'an activities room provided by the West 安中豪 activity room Limited. West An Zhonghao activity room Ltd. (www.zhonghaohdf.cn) (www.zhonghaohdf.cn) is Xi'an, activity room leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. In Ho activity room leadership with the staff warmly welcome all inquiries negotiations to create the ho activity room a better future.