With the market competition intensifying, the growing number of the staff and managers in travel agencies needing the information, a new concept and technology is proposed. Its goal is to integrate all the scattered within the original travel agency business data and data access through convenient and effective means to support the travel agents within the different departments, different needs, and different levels of users to access the information they need. According to the practical experience of data warehouse construction and domestic telecommunications, data warehouse construction has just started the specific conditions of unified planning, bottom-up, step by step methodology. That is to say, one or a group of important, urgent business needs for construction in the data based on the overall framework. Implementation is based on immediate needs and goals, to compare a short time to complete, after gradually extended data warehouse contains scope and function, progressive development and construction of into enterprise-class data warehouse system.