Joke Collection Website - Public benefit messages - I want to handle the short message storage business. What SMS code do I need to send to open it?

I want to handle the short message storage business. What SMS code do I need to send to open it?

Users can send the short message code KTDXBG to 1000 1 to open the short message storage service, or they can open the service through channels such as telecom customer service and telecom business hall.

"SMS storage" service is a comprehensive service that both the calling party and the called party can subscribe to. After subscribing to this service, the SMS sent/received by users will be automatically saved in the SMS safe deposit box of users.