Having done business in China and knowing a little bit how some of the good people there think; my bet is that the square pattern(s) which looks like Voronoi di

Having done business in China and knowing a little bit how some of the good people there think; my bet is that the square pattern(s) which looks like Voronoi diagram are just a Chinese version of the Crop circles http://en.wikipedia.org/wiki/Crop_circle http://en.wikipedia.org/wiki/Crop_circle. They like to do things in major scale in China. Couple of the pictures were clearly geology/mining related and one is a military training area. No biggies.