"Worry-free search-intelligent rescue system based on Hadoop and AI" is a service product based on the principle of voluntary service, establishing and promoting the development of domestic civil rescue system, and making every citizen enjoy free emergency rescue service. The system is an intelligent rescue command system that helps rescue teams find lost people (mainly those suffering from Alzheimer's disease or cognitive dysfunction rather than subjective consciousness loss), it includes four terminals: background unified command system, visual monitoring platform, team member APP and family report applet. The project has applied for 4 national invention patents, obtained 3 software copyrights and one paper in the field of body recognition. Key features include: (1) It is convenient and quick to find the elderly from complicated to simple. (2) Get relevant resources such as surrounding weather and road conditions at any time to improve work efficiency (3) Big data visualization display, statistics related information and monitoring status (4) Background unified command system, process guidance and operation (5) Real-time face recognition comparison and alarm prompt (6) A variety of recognition research, improve the deep learning framework to improve accuracy.