This study analyze the extension domestic demand in rural marketization-based on FoShan city in Guangdong province. The urban market is an important part of the country to expand domestic demand strategy, rural marketization is an important part in economic transformation and upgrading; right now people want to make rural market better, which is related to the continuous development of local economy and the construction of the harmonious society; this study analyzed the feasibility of the rural market to expand domestic demand, to provide evidence for concreteness of countermeasures from various angles in Brillant district, Foshan city.