Abstract: Vietnam is adjacent to China, China is a large agricultural nation, at the same time, Vietnam is also depend on agricultural. Based on previous research, this research using the index of Trade complementarities , the index of relative degree of dependence upon foreign trade, the index of degree of trade combination is analyzed in the trade of agricultural products has carried on the empirical analysis. Study found that the two sides in trade complementarities, relative dependence on foreign trade and the trade combination has good performance, but the performance in trade complementarities and Relative degree of dependence upon foreign trade in Vietnam to China is better than China to Vietnam, while in trade combination presents the opposite situation.