Wang Fuguo, a 63-year-old cotton farmer, does not know when his ancestors began tilling the land in the dusty village of Weijie.
今年63岁的棉农王富国（音译）家住尘土飞扬的威捷村（Weijie，音译）。他不知道自己的祖先是何时开始在这片土地耕种的。