近年走了几个地方，特意留心了一下城乡交界地，大都是高楼林立。可以说城乡差别已经很难看出了。再细想想，城里那些打工的乡下人，大都是没有城市户口的。我们多年前视若生命的粮票，早已经成了收藏家们的爱物。劳动已经开始在城乡流通。不管你有没有城市的绿卡（常住户口） In recent years to go a few places, deliberately look at the junction of urban and rural areas, mostly high-rise buildings. It can be said that urban-rural differences have been hard to see. Think about it again. Most of the rural workers who work in the city do not have a city hukou. Many years ago, our life-like food stamps have long become a collector’s love thing. Labor has started circulating in urban and rural areas. Whether you have a city green card (permanent residence)