How to unsubscribe from the telecom on-hook SMS service?

Telecom hang-up SMS can be dialed 10000 by using the local phone that opened the service. After the customer service personnel authenticate the corresponding information, they can unsubscribe from the service. For some trunk numbers (PBX, DID, 30BD and other telephone lines. ), you can use the mobile phone number registered at the time of business processing to authenticate information and then dial and cancel the business. For more service benefits, click on "official website" customer service 222 below to answer your questions.