(Now the mobile use development of Android platform is developing in full swing. The shipment of smartphones and tablets is rising rapidly. People are getting more and more used to entertainment and various operations on mobile platforms. Now the development of e-commerce makes people need to understand the logistics information of the purchased products after each online shopping. Under such a big setting, many mobile phone users need an effective, simple and accurate express information query tool to help themselves. On this premise, we launched a fast express tracking query tool, and used a reliable third-party express query interface, Aicha Express, to provide key information and data for express delivery. The whole use interface is simple, and the function design is reasonable. The course is explained from simple to deep. With the development order as the main line, the course is divided into several modules. From UI design to function realization, it is gradually developed, closely related to the characteristics of the project. The use of MenuDrawer XUtils and other tools and iFLYTEK voice control.)