According to relevant data, we select five indices, namely management ability, organization and management capability, enterprise culture, development ability and technical equipment ability, to establish the index system of core competitiveness of wholesale market of agricultural products. Based on combination weight arithmetic average (CWAA) operator, we advance a evaluation model of core competitiveness of wholesale market of agricultural products which involves participation of many people. By inviting five exerts, we conduct evaluation in terms of management ability of wholesale market of agricultural products, organization and management capability of leadership, enterprise culture of wholesale market of agricultural products, future development ability of wholesale market of agricultural products, and exiting technical equipment ability of wholesale market of agricultural products. We adopt hundred-mark system to grade and evaluate core competitiveness of wholesale market of agricultural products. The results show that the experts’ evaluation score of core competitiveness of wholesale market of agricultural products is high. The evaluation result is reasonable and authentic and this model is feasible.