"Instant Communication" is an instant account reminder service provided by China Guangfa Bank to customers. After the customer's Guangfa card is bound to the cardholder's mobile phone, each time a credit card (debit card) is swiped for consumption , ATM cash withdrawals, transfers and other transactions authorized online by banks and causing real-time changes in card balances, Guangfa Bank will notify cardholders immediately through mobile phone text messages so that cardholders can check the transaction results and account changes in a timely manner.