The electronic ticket clerk system mainly realize through the Internet or the handset GPRS/WAP function realization passenger train guest 运票 sale, may realize the normal booking, the order form, changes signs, returns a ticket and so on the operation, and may inquire including the line information, the ticket price information, ticket situation information many information. In the payment aspect, may the way realization which commissions to collect on own behalf through the electronic payment gateway or the telecommunication.