Imyfit IOT watch can centrally read the physiological health data status, location and activity track information data of personnel, upload the data to the server through the IOT gateway, realize the functions of monitoring and analyzing the physiological health status of personnel, investigating and analyzing the personnel track in emergency, and improve the quality and efficiency of the overall health and safety management of the population. Imyfit can provide IOT watches and interface documents, support technical services, and seamlessly connect with software integrators to realize smart scene applications. Main application scenarios: schools, prisons, hospitals, elderly care institutions, factories and parks.