Joke Collection Website - Blessing messages - How to inquire about arrears through SMS?

How to inquire about arrears through SMS?

Hello, users can edit the short message code 10 1 and send it to 100 1 for charge inquiry. They can also directly call Telecom Self-Service 1000 1 to inquire about the charges according to voice guidance, or download and install the telecom go client on their mobile phones, and then log in the mobile phone number to inquire about the charges.