According to your description, you can log in to the telecom online business hall to enter the payment section, enter your broadband account number and choose a bank card to pay. If the above information can't solve your problem, you can also log in to Anhui Telecom Tianyi Store (/shop/) to consult online customer service! Now Tianyi Store gives a 4.5-inch large-screen mobile phone at a great value, and you can enjoy the lowest price of the whole network. You can go and see/iphone/ext/4.5 big/index.html.