How do I transfer my Dingtone number to another carrier (port out)?

1. Open Dingtone, tap “More”.
2. Select the phone number from your number list.
3. Choose “Port Out This Number”.
4. Tap “I Agree” and pay the port-out fee.
5. Complete your information to finish port-out request.
6. Submit your port-in request to the phone company you are switching to.