The current social development speed far exceeds people's imagination. For a long period of time, our work was still manual, and then some semi-automatic equipment was gradually introduced. After using them, people realized their convenience and greatly improved productivity. This also promoted the invention of automation, and the hotel room opening machine is a representative of self-service products. Picture: Hotel room machine The role of hotel room machine in checking in for passengers is very important. The first is to reduce the use of manpower, which saves a lot of costs; second, in terms of user experience, for it, the most needed is electricity. Only electricity can provide passengers with 24-hour service. In addition, passengers don’t need it. Worried about how complicated its operation is. It uses the most popular touch screen method, and has a good connection with our usual smart phone operations, so the operation is very simple. With the hotel room opening machine, passengers have achieved simplification, humanization, simplified operation and improved services during their stay in the hotel. It is more suitable for use in hotels.