The NPCC (National Population Census of China Database) contains authorized aggregated digital census data from China Statistics Press, the official publisher of the National Bureau of Statistics of the People's Republic of China. Access to the data is available in Chinese or English (content and interface). UW-Madison currently provides access to data from the 3rd census (1982) to the 7th National Population Census (2020). Areas covered include gender, age, nationality, permanent residence registration, education level, industry, occupation, social security, marriage, fertility, death, housing, migration, and more.