In 2022, the charging standard of Jinan Maintenance Fund Public Maintenance Fund shall be paid to the selling unit according to the standard of 2% ~ 3% of the total house price or 0/00 yuan per square meter/kloc to 200 yuan. The public * * * maintenance fund is used for the maintenance fund of * * * parts and facilities and equipment in residential areas according to the Management Measures for Maintenance Fund of Facilities and Equipment in Residential Areas promulgated by the Ministry of Construction.