Using comparative method to analyze the vegetable of cost and benefit for national large and medium-sized city and all the areas in 2011-2012.Analysis results show that: Compared with rural areas, suburban vegetable cultivation gradually into the "high input, high output" stage, labor costs and selling prices were the main influence factors of suburban vegetable planting costs and benefits. In order to give full play to market allocation of resources plays a decisive role for the key, innovation "food basket" the mayor in charge of system, improve the quality and safety of agricultural products and food safety traceability system,strengthen the rural suburban and cooperation is an important measure to increase vegetable planting income.