Account cancellation: Mobile phone customers are limited to local Unicom's own business hall, and customers from different places are not allowed to cancel their accounts.

To inquire about the location of the business hall, you can call the customer service hotline 100 10 or log in to the online business hall of China Unicom/10 10-0/0 website: /02oec, and select "Inquire about the distribution of business halls" in "Unicom's special services" at the bottom of the page to inquire about the address, transportation mode, commuting time and business of the business hall by yourself.