Focusing on the strategy of"rural revitalization,transportation first",this paper deeply discusses the Party's leading mechanism in the construction of township transportation infrastructure.Through an in-depth analysis of Huanjiang Maonan Autonomous County,a typical poverty alleviation county,it is found that the Party organization has played a core leading role in the construction of township transportation,and has significantly improved the local transportation conditions and promoted the overall development of rural economy and society through scientific planning,policy guidance,resource integration and project promotion.The Party organization ensures the orderly progress of transportation construction projects by building a clear organizational leadership system.Combined with the national policy guidance and the actual local situation,the transportation construction plan was tailor-made,which improved the pertinence and effectiveness of the project.At the same time,by strengthening policy publicity and integrating resources from all parties,it has provided strong support for transportation construction.These measures not only solve the problem of difficult travel for the masses,but also promote the development of local industries and economic growth,and lay a solid foundation for the implementation of the rural revitalization strategy.