The IC card gas controller is an advanced smart gas flow control device that integrates automatic metering, GPRS monitoring, and data transmission. It is widely used for natural gas, coal gas, and liquefied petroleum gas (LPG), making it an ideal solution for modern gas management. Featuring a prepaid system, users can conveniently recharge via IC card or remote systems, ensuring accurate gas measurement and consumption control. It is compatible with various gas flow meters, including turbine, vortex, Roots, and ultrasonic gas meters, offering seamless integration for gas companies.