How to set Apple's smart SMS recognition?

Speculation: Apple has a corresponding list of these popular numbers, similar to the information received from China Merchants Bank on MIUI. Even if the number of China Merchants Bank is not saved, the system can automatically identify it.

The reason for this guess is that when you dial this number, the real phone number of this number is displayed. For example, in the following figure, after receiving Google's verification code, the source is automatically identified as "Google".

And store this number to the contact, the phone is actually full of letters; But if you dial this contact, you can see the real number of this contact.