Slums is called again slummy (Slum) , point to the place that the poor lives commonly, office of U.N. mankind living program is its definition " the area of inhabit a region of high density population that is main feature with low level and poverty " . Old photograph: Slums of new York of 19 centuries end lives, luckier than coetaneous Chinese common people muchOld photograph: Slums of new York of 19 centuries end lives, luckier than coetaneous Chinese common people muchOld photograph: Slums of new York of 19 centuries end lives, luckier than coetaneous Chinese common people muchOld photograph: Slums of new York of 19 centuries end lives, luckier than coetaneous Chinese common people muchOld photograph: Slums of new York of 19 centuries end lives, luckier than coetaneous Chinese common people muchOld photograph: Slums of new York of 19 centuries end lives, luckier than coetaneous Chinese common people muchOld photograph: Slums of new York of 19 centuries end lives, luckier than coetaneous Chinese common people muchOld photograph: Slums of new York of 19 centuries end lives, luckier than coetaneous Chinese common people much