Since the reform and opening，the city housing system reform in China has experienced a deepening process. In recent 30 years，China urban housing system reform has made great achievements，housing construction and people’s living level enhances unceasingly. However，China’s existing housing system is in perfecting but also faces many problems. The housing difficulties of residents with medium and low income arises that means housing system needs further reform. Therefore，it is of profound significance for Guangzhou government in solving the residents’ housing difficulties whom with medium and low income.