廉租住房建设是改善民生的一个标志性工程。2008年11月,全国范围内开始大批量建设廉租住房。2007年~2013年,各地共新建廉租住房约600万套,中央补助资金投入约1300余亿元,至今已有90%左右建成分配入住。但是,也发现一些亟待解决的问题。如,少数地方廉租住房建成后闲置,套型建筑面 Low-rent housing construction is an iconic project to improve people’s livelihood. In November 2008, large-scale construction of low-rent housing began in a nationwide scale. From 2007 to 2013, a total of about 6 million low-rent housing units were built in all parts of the country. About 130 billion yuan of central government subsidies were invested. Up to now, about 90% have been completed and allocated for occupancy. However, we also found some problems to be solved urgently. For example, a small number of places after the completion of low-cost housing idle, dwelling type building surface