Accelerating the Jiangxi Province tourism construction has great significance on social and economic development of Jiangxi. As insufficient in current evaluation system of tourism competitiveness system and lack of tourism province evaluation index system and method of academic research, this study proposes a research method based on fuzzy comprehensive evaluation of Jiangxi province city tourism competitiveness, and based on the 11 cities tourism competitiveness evaluation of Jiangxi tourist to establish comprehensive fuzzy evaluation factor and weight matrix, finally the strongest competition of city is got. Finally, the paper uses radar map to analyze the factors of influencing the city tourism competitiveness, which has important theoretical and practical significance to promote Jiangxi Province tourism construction services.