How to cancel CRBT for China Unicom Card?

You can unsubscribe from ringtone service in the following ways:

1, SMS: Send 0000 to 10655 1588 to receive all ringtone products currently ordered, and reply to TD serial number to unsubscribe from the corresponding ringtone products;

2. Web page: log in to Wo Music Portal with your mobile phone number, click on the Personal Center in the upper right corner of the home page, enter ringtone management, and unsubscribe from the corresponding ringtone products;

3. Mobile phone: Log in to Wo Music Portal with your mobile phone number, click on the Personal Center in the upper right corner of the homepage, enter the ringtone management, and unsubscribe from the corresponding ringtone products.