System architecture 1, the unit management center room service platform to build facial recognition, face information storage unit staff repository data, receiving a head of each collection point to send up to verify the portraits, facial search comparison, and the results returned to the front ; 2, the front end unit attendance points, unit staff entrances and other locations channel network face each setting attendance equipment; 3, face recognition time attendance system with face recognition verification system to verify the unit interface, easy and seamlessly use these systems; each unit outlets or departments in the process of facial recognition authentication open the business, portrait identity services platform interface system to access the management center for customer information collection service or facial portrait identity verification.