China Mobile handles hang-up SMS.

And multi-service opening mode: 1, download and multi-service client, according to the instructions of the client. 2. And the number of official website: ykdh.10086.cn3. The major number editor "KT" or "KTYKDH" sends it to 12583 to process the virtual minor number; The main number editor "KT+ Number" is sent to 12583 to handle the entity sub-number. Note: Xiaogan and Ezhou have not yet promoted this business. Different provinces, cities and regions have different procedures, subject to 10086 real-time consultation.