Join a school by "searching for a school" or "entering carrier pigeon number". Joining Xiwo homing pigeon school is through "searching for schools" or "entering homing pigeon number", and the administrator's "invitation to join the school" needs to be reviewed by the school homing pigeon administrator. Xiwo homing pigeon is a data service platform, which can present "small data of effective teaching", help school administrators to optimize management and make scientific decisions, and evaluate teachers' developmental teaching in the new stage of educational informatization development.