Urban transportation is a problem that has been plagued by industrialized countries since this century. In the context of rural revitalization and Chinese-style modernization development, the rapid development of economy, culture, tourism and big data industry in Guiyang city, the accelerated construction of urban housing and the increasing number of population and motor vehicles have led to overwhelming traffic in Guiyang city. This paper will analyze the current situation of urban traffic in Guiyang, analyze the problems and propose effective countermeasures, which will be of guiding significance and application value for strengthening the service level of urban traffic and promoting the healthy development of urban traffic in Guiyang and other cities in China.