With the establishment of sustainable development strategy in China, the business behavior can be stipulated from policy and law. Green marketing will become a kind of reasonable choice to our enterprise due to the restriction of exterior environment. The impact of 'international environmental protection' is large to our enterprise, and enterprise must be operating marketing on international environment standard. Green marketing was operated in the food industry at the beginning in China. Developing green food is the good way that to accomplish unification of ecosystem benefit, social benefit and economic benefit. It is a shortcut that promoting industry level and making traditional agriculture turn to be modern performance agriculture .It is also an efficient means that to increase effect of agriculture and income of farmer. Now, the measure has being studied actively all over the world and every country are fighting for a good beginning in green food market in new century. As one of big agricultural countries in world, Chinese is rich in green food resources. The potential of green market is large. But in comparison with developed countries, there is a big gap between developed countries' green food and China's, especial in marketing of green food. Through several decades' development, the market construction and business behavior have got perfect in China. But there are some problems in the marketing: the producing scale of green food is small; the structure of product is not reasonable; the product development lags behind the demands of Chinese consumers; most of Chinese consumer don't know green food, and green food can't meet the requirements of the consumers well; the technique level of developing green food is lower, which will limit it has been exported; the sale price of green food is higher than consumer's purchasing power; the packaging is not fit in with products quantity; the sale network will be needed to perfect; the enterprises are bad at advertising and promoting; lack of the customers-oriented conceptions in the strategies of integrated marketing communication; failure to employ diversification strategies on the target market by rational segmentation and positioning ; hardly to achieve an efficient marketing mixes strategies. In the condition of green food industries developing rapidly and the market expanding constantly, it is of much importance to use marketing theory to direct food marketing for the development of green food in China. This thesis points out the far-reaching signification of speeding up green food marketing at present on the basis of the signification of green marketing, summarize the characteristics of food enterprise, use investigation, analyse current food enterprise situation, and combined with case study, raise Problems and solving method.