The establishment and improvement of doctor-patient interaction system is a very important requirement, especially when the communication technology is developing rapidly. The advantages of the web can be l useful to make up the time and distance between doctors and patients and to provide fast and adequate medical services. Through the connection between user terminals and specific service, both doctors and patients are able to obtain required data to achieve a better interaction. The platform, Web services, and database technology are all gradually maturing so that we can develop a doctor- patient interaction system for Android to meet the needs of the patient and to provide Communication with patients by the doctor's more efficient and convenient means of communication with patients.