The invention discloses a management and operation platform applied to temporary accommodation management places such as hotels, serviced apartments, family hotels and short-term accommodations and an operation and management method running on the platform. By the utilization of the platform and the operation and management method, commercial tenants can realize fully automated management of the hotels without using high-cost computers, network or professional software, even unattended operation of the hotels can be achieved, and therefore hardware cost and management cost of the hotels are effectively reduced. Through the platform, clients can know the real-time states of the hotels by the utilization of the internet, a mobile communication network and the like, reservation, payment, check-in, service, check-out and the like of the hotels can be completed in a self-help mode, complicated procedures when the clients check in are avoided, and the privacy of the clients are protected effectively. The platform and the operation and management method can effectively meet the need of modern hotel management, improve the efficiency of the hotels, lower the cost of the hotels, and meet the requirements for simple and rapid check-in of modern persons.