How does Unicom mobile phone card check the phone bill balance through SMS?

If you want to check the available balance by SMS, you can send the message CXYE or YECX or 102 to 100 10, or send any Chinese characters to 100 10 to get the main menu, and reply to100/kloc according to the corresponding menu instructions.

As the inquiry methods in different provinces are slightly different, you can also log in to Unicom's online business www. 100 10.com, enter your mobile phone number and service password according to the prompts on the page, select "phone bill inquiry" after logging in successfully, and click the corresponding items to inquire as needed.