Public transport query system is the information system is dedicated to serving the public travel, it is an important part of city social and economic activities. In Hubei province, Lard city as a case study and implementation of transit oriented users query system, mainly the use of YHY technology, design and development of Apache +MySQL in +YHY environment. The system can realize the line inquiry, site query, transfer query and data management and other functions, is feasible and good expansibility, and provides the beneficial reference for the related research and development information system.