Why doesn't the mobile phone edit the short message to send 10086 to inquire about the epidemic situation? Why isn't the phone number displayed?

For privacy protection, this communication itinerary card cannot display the complete mobile phone number.

During the epidemic, in order to meet the needs of epidemic prevention, travel big data is an indispensable part besides health code. The phone number of the travel code hidden in WeChat cannot be displayed, but the health code and Alipay health code can be displayed, and the travel code cannot be displayed.