With the development of the world economy, the trend of agricultural globalization and internationalization is inevitable. However, ever since our country entered WTO, the international competitiveness of agriculture lags behind the development trend of international agriculture. How to cultivate the international competitiveness of China's agriculture? The following part will firstly elaborate the comparative advantage theory and the competitive advantage theory, then combine the relevant literature, analyze the current situation of China's agricultural products trade, and finally use the diamond model of the competitive advantage theory as the framework, put forward the six dimensions of the train of thought and measures to cultivate the international competitiveness of China's agricultural products.