The invention discloses an intelligent IC card advanced charge thermal clearing control system and a control process thereof, which are used for completing works of heating power industry heavy customer advanced charge management, control, warning, remote monitoring and the like. The system comprises an intelligent IC card system management platform, a thermal substation intelligent IC card thermal control terminal and a bank user charge system, wherein the intelligent IC card system management platform comprises a user information management system, a clearing system, an intelligent IC card management system and an operation data management system, and the intelligent IC card management system comprises a secret key management system, a card making system and a card sending system. By the control process of the invention, a concentrated heat supply IC card advanced charge function can be realized, charge data, transaction records, thermal consumption data and the like are stored, and information such as real-time data, the transaction records, the thermal consumption data and the like is transmitted to a highest management system through a public communication network, which ensures that a heating power industry immediately knows the heat consumption and the transaction condition.