ATM, an Automated Teller Machine, is a highly precise mechanical and electrical integration device. It uses a magnetic code card or a smart card to run self-service of financial transaction in order to save time and replace the work of the bank counter personnel. It can carry out the work of extracting cash, checking the balance of the deposit, carrying out the funds transfer between accounts and inquiring the balance, and so on. Cash deposit (real time entry), check deposit, passbook supplement, intermediate business and so on. Card holders can use credit cards or savings cards to check and run your bank services, such as: withdrawals, check balance, transfer, deposit, purchase of funds, change the password, pay bills and so on.