Joke Collection Website - Public benefit messages - What is the mobile 400 service whitelist? What is the Mobile 400 business whitelist?

What is the mobile 400 service whitelist? What is the Mobile 400 business whitelist?

The Mobile 400 business whitelist means that when enterprise users send text messages through the Mobile 400 SMS function, they must submit the customer mobile phone numbers to be sent by the enterprise to China Mobile. The enterprise can only send SMS messages to users on the customer list. This type of list of trusted customer mobile phone numbers submitted by the enterprise is the whitelist.