Tourism utilization of industrial heritage is a meaningful way to balance heritage conservation and economic development. As a linear cultural heritage that runs through northeast China, Chinese Eastern Railway (CER) carries the historical and cultural memory of all places along the line, so it is of great significance to evaluate its suitability for tourism development. This study takes 24 towns along CER in Heilongjiang Province as research samples. Based on the theory of sustainable tourism

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... nd heritage protection, it constructs a suitability evaluation system of industrial heritage tourism development that includes five categories of 20 indicators such as heritage resources, natural environment, social environment, transportation accessibility, and tourism service facilities. Group Decision and Entropy Weight method give the weight of each index to calculate the total score. Then the score results are input into SPSS for cluster analysis. According to the classification results, the "Region-Town" industrial heritage tourism development framework of towns along CER in Heilongjiang Province is proposed: Implement district development to form complementary advantages; Make proper strategic positioning of town development to enhance the competitiveness of the towns in heritage tourism.