10086 clue flow code 202 1?

20 19 is like this, but 202 1 this activity has not yet started.

China Mobile sends 20 19 to 10086 to check the network age delivery. 20 19, China Mobile can directly send "20 19" to 10086, and the traffic will be given according to the age of the network.

Related information:

10086 China mobile hotline number is a fully upgraded version of the original customer service numbers 1860 and 186 1, which has been used since June, 2006. 10086 automatic voice system provides some business inquiry, handling and hot business consulting services for customers.

If customers need to communicate, they can also call 10086 and press 0 to transfer to the manual service desk. 10086 SMS business hall, customers only need to send the corresponding content to 10086 to handle or unsubscribe from a certain business.