Joke Collection Website - Blessing messages - The travel card has not been updated. What short messages are there?

The travel card has not been updated. What short messages are there?

1. Send a short message CXMYD (Telecom 1000 1/ Mobile 10086/ Unicom 100 10) to the operator for inquiry.

2. The operator will send a "second confirmation" message, and it is necessary to provide "the last four digits of this mobile phone number corresponding to the real name certificate" to query the itinerary.