To provide a card system for car wash equipment capable of managing the data on a user by one card and improving the convenience for the user and a service station stuff.

A car washing machine main body is provided with a card device capable of reading and storing the data of a car wash card 37 composed of a rewrite card and printing the information on a printing face 36, the prepaid information used in paying the charge of a car washing course, the car washing history information using the car wash card 37 and the point information given in accompany with the selection of the car washing course are stored in the car wash card 37 by the card device, and the information is printed on the printing face 36. According to this constitution, as the information necessary for the user can be managed by one car wash card 37, and the necessary information is printed on the printing face 36, the convenience for the user and the service station stuff can be remarkably improved.