Abstract: The county is the key support and important entry point to promote the integrated development of urban and rural areas,and the characteristic industry plays the leading function of promoting the integration of urban and rural areas. In the new development pattern,there is an urgent need to specify the basic theories,practical conditions,and promotion strategies for high-quality development of county-level urban-rural integration led by characteristic industries.This paper closely focused on the leading convergence point and series of basic theories of characteristic industries and county-level urban-rural integration development,analyzed practical conditions such as material foundation and institutional advantages,and proposed the trend and promotion strategy of characteristic industries leading county-level urban-rural integration development.