How to cancel Unicom's call reminder

Unicom's business is called Unicom Secretary, and Unicom Secretary has 3 yuan Edition and 5 yuan Edition. Send SMS instruction: 6 182 or QXXMS3 to 100 10, which can cancel the small secretarial service subscribed by 3 yuan Unicom; Send SMS instruction: 6 184 to 100 10, you can cancel the subscription to 5 yuan Unicom's small secretary service, and this fee will not be charged next month. If the cancellation is successful, you will be prompted by SMS. You can also call the door-to-door customer service phone number 100 10 to cancel manually.