An excavator works on ruins of illegal houses demolished in Zhenggezhuang Village, Beiqijia Township of Changping District on the outskirt of Beijing, China, Feb. 20, 2014. Those illegal houses cover an area of 108.55 mu (about 7.24 hectares) , which will be used for tree planting after complete of demolition. (Xinhua/Luo Xiaoguang) |