According to the Regulations on Population and Family Planning in Qinghai Province, the number of days of marriage leave aims to encourage late marriage, promote family harmony and increase the birth rate.

By giving longer marriage leave, young couples can be encouraged to have children, which will help increase the birth rate. In Xining, longer marriage leave is helpful to promote family harmony and strengthen the emotional foundation of husband and wife, which is also regarded as the government's measures to promote population growth.