Function: It is mainly used to investigate the information that can't or isn't suitable to be collected in regular comprehensive investigation reports, so as to understand the important national conditions and national strength. The census is a one-off comprehensive survey specially organized for a specific purpose.
From 65438 to 0994, China formally established a national regular population census system, and the census items include population census, agricultural census, industrial census, tertiary industry census and basic unit census.
In 2003, the state adjusted the census items, merged the industrial census, the tertiary industry census and the basic unit census, and added the construction industry census, collectively known as the economic census.
The census was conducted for the first time in 2004, and then every five years, and then every three or eight years. Population census and agricultural census are conducted once every 10 year, and implemented once in 0 year and 6 year respectively.
There are usually two ways to organize extended data census:
1. Establish a special census institution, with a large number of census personnel, and directly register the survey units, such as the census.
2, the use of the original records and accounting data of the investigation unit, issued a questionnaire, filled out by the registration unit, such as material list survey.
This method is simpler than the first one, and is suitable for cases with relatively simple content and small scope, especially for "quick census" to meet some urgent needs. Yes, the applicant can directly submit the completed form to the highest level institution for centralized summary.
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