Joke Collection Website - Blessing messages - How does China Telecom get rid of the first layer of isolation when calling?

How does China Telecom get rid of the first layer of isolation when calling?

China Telecom Caller ID Cancellation Method:

Edit the short message QX 10 and send it to 1000 1.

If the code changes, you can edit the short message 0000 and send it to 1000 1. After a while, you will receive the message "The following value-added services have been opened", which explains the unsubscribe code in detail.