这是内蒙古通辽市奈曼旗境内正在建设中的保障性住房（8月8日摄）。2011至2012年，内蒙古通辽市加大保障房建设力度，现已累计完成保障性安居工程建设投资47亿元，建设各类保障性安居住房4.9万套。其中2011年完成投资22亿元，2012年已完成投资25亿元。新华社记者 赵婷婷 摄     This is the Inner Mongolia tongliao NaiManQi territory is constructing the affordable housing（August 8, is taken）。From 2011 to 2012，Inner Mongolia tongliao increase security room construction force，Now has been finished supportability project construction live investment of 4.7 billion yuan，Construction of all kinds of supportability housing 49000 sets of living。Among them 2011 to complete investment of 2.2 billion yuan RMB，2012 has already been completed investment of 2.5 billion yuan。The xinhua news agency ZhaoTingTing perturbation