Joke Collection Website - Public benefit messages - Who knows how Unicom sends messages to inquire about value-added services and what services are opened?

Who knows how Unicom sends messages to inquire about value-added services and what services are opened?

Inquiry method for value-added services with opened numbers: 1. Log in to the homepage of online business hall, and click Telephone Charge Query > Other Query > Business Handling Record; 2. Log in to the mobile phone business hall client, and click Service > Query > Usage Query > Business Acceptance Record; 3. The editable short message "YDYWCX" is sent to 100 10, and the corresponding code is replied according to the short message menu prompt; In addition to the above methods, you can also consult the local manual customer service or business hall for inquiries.