Tourism, as China"s tertiary industry, plays an important role in China"s economic development. This paper selects the relevant statistical data of China"s tourism industry from 1994 to 2019, and establishes a multiple linear regression model to analyze the impact of seven factors, including the number of domestic tourists, per capita GNP, railway mileage, highway mileage, airline mileage, the number of travel agencies, and the number of star hotels, on China"s tourism economic development. The

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... results show that the number of railway miles, the number of domestic tourists and the number of star hotels have a significant impact on the development of China"s tourism economy, among which the increase of the number of domestic tourists has the greatest impact on the development of China"s tourism economy.On the basis of the above empirical evidence, this paper puts forward some suggestions to promote the development of China"s tourism industry, such as solidly promoting the integration of domestic tourism resources, giving full play to spillover effect of resource integration, strengthening tourism infrastructure and improving residents"income level.