The monthly rent of public rental housing is generally determined by multiplying the construction area by the unit price, and the standards vary from place to place; Public rental housing is a transitional solution for people with housing difficulties, aiming at providing housing assistance to people who do not belong to low-income groups but have housing difficulties; Public rental housing is not owned by individuals, but by the government or institutions, and is rented to newly employed employees at a price lower than the market price or affordable by the lessee, including some newly graduated college students and groups who have migrated from other places to cities; The National Development and Reform Commission, the Ministry of Finance and the Ministry of Housing and Urban-Rural Development require further improvement of the rent pricing mechanism for public rental housing. All localities can dynamically adjust the amount of rent reduction or subsidy according to the change of the payment ability of the security object until the rent is charged at the market price; The rent of public rental housing in various places is much lower than the market price, but the policies are different. The rent of public rental housing in Guangzhou is subject to the mode of "separation of rent and compensation" to ensure that families are given rent subsidies after paying the market rent in full.