This paper calculates the TC indices of agricultural products in every province( autonomous region,municipality) of mainland China during 20042007 and reveals the fact that the index of agricultural products in the east is less competitive than that in the west.Spatial autocorrelation of agricultural products competitiveness of every region does exist and continues to increase.Therefore,the key to improving international trade competitiveness of China’s agricultural products includes:advantage of agricultural production should be exerted,export of agricultural products should be expanded and geographic regions of agricultural products should be optimized.