全国人口普查
national census

China on Sunday started its seventh national census, with about 7 million census takers going door to door to document demographic changes. The census collects data including the name, ID number, gender, marital status, education, and profession of Chinese citizens.
11月1日，第七次全国人口普查正式开始登记，700多万普查人员走入千家万户，登记普查信息。这次普查登记包括姓名、身份证号、性别、婚姻状态、受教育程度以及职业等信息。