张翼:中国人社会地位的获得阶级继承和代内流动abstract :Depending on the data of The Changing of Chinas Social Structure in 2001 , this paper analyses the attainment of Chinese social status of different historical period by linear regression and logistical regression. The paper finds that : ( 1) the Chinese society is becoming opening instead of blocking out ; the achieved factors are much more significant than the ascribed ; but some boundaries of classes need to be opened , such as Hukou system ,etc. (2) in