600 thousand yuan. According to the relevant regulations of the Housing Provident Fund Management Center, the deposit base of Zhongshan Provident Fund is 8,000 yuan, which is the maximum loan limit. Provident fund refers to the long-term housing savings paid by state organs and institutions, state-owned enterprises, urban collective enterprises, foreign-invested enterprises, urban private enterprises and other urban enterprises and institutions, private non-enterprise units, social organizations and their employees.