Abstract: Now the various application system were running in our station. Facing with the situation of independence among the various systems, lack of sharing, data acquisition inconvenience, it was necessary to develop Public Data Query System. Through fusing the essential data of each individual system, fully taking advantage of the correlation and availability of data, the problems of the data security and query efficiency were solved to provide more timely, accurate, complete data information and decision scheme for the station transport command staff. It would be more effectively to improve and optimize transportation organization and play a very good role in promoting production efficiency of station transport.