The problem is particularly common in China, where almost all services require a mobile number to register an account per the regulation. Recently, a service h

The problem is particularly common in China, where almost all services require a mobile number to register an account per the regulation. Recently, a service has been established in some cities that allow a mobile number owner to delete the accounts related to the number at multiple services. [1] 1. https://www.ithome.com/0/600/098.htm https://www.ithome.com/0/600/098.htm (Chinese)