The local tax department of Lanzhou City is mainly responsible for the collection and management of all taxes in financial insurance, construction and installation, transportation, catering and entertainment, postal communication, cultural services and other industries, and for the collection and management of urban construction tax, education surcharge, personal income tax, property tax and other 16 taxes of all other enterprises. Since 2000, it has also undertaken the collection and management of social insurance premiums. There are 50,603 registered taxpayers in the city's local tax system, including 33,557 enterprises and 65,438 individual industrial and commercial households. There are 28,983 audit collectors and 265,438+0,620 fixed collectors.