A control method, ticket selling and checking systems and a storage medium. The method comprises: a ticket checking device sending a ticket selling token to a sensing device (11), and acquiring a ticket checking token sent by the sensing device (12); verifying the ticket checking token and generating a verification result (13); a ticket selling device acquiring a ticket selling token sent by the sensing device (21), and sending the ticket checking token to the sensing device according to the ticket selling token (22); receiving a ticket selling token generated by a ticket checking system (31), sending the ticket selling token to a ticket selling system (32), receiving a ticket checking token generated by the ticket selling system according to the ticket selling token (33), and sending the ticket checking token to the ticket checking system (34). By means of the manner above, offline ticket selling and checking may be achieved.
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