The transfer machine is a special device for card self-service transfer. It is mainly used to solve the problem that when the consumer sector and the water control sector are separated in actual use, users can use the money of each sector on their own cards; The user can easily and freely transfer the money in the consumer wallet to the water control wallet by using the money transfer machine. After a certain period of use, send the transfer machine to the management center for data collection, and then the transfer data can be counted into the database and reflected in the consumption and water control reports respectively.