Japanese innovation has a great idea which should be adopted by China to provide emergency shelter to the expected 10 million peoples displaced and left homeless from the 512 Earthquake.
This ingenuity is a card-board made temporary hut which can be assembled in 2 hours costing US$ 1,300 per unit. It can house five people.
Read further the details the story about how this temporary cardboard-made hut can assist in post-Earthquake temporary emergency shelter for those left homeless from the quake; the Octagon pre-fab hut looks like a Mongolian yurt and can be assembled in two hours:
http://online.wsj.com/article/SB121098978696800679.html?mod=2_1575_leftbox
China should consider this regimen pronto. Time is of the essence.