How to open 8 yuan's mobile data traffic package by SMS?

Hello, if you are a customer of Beijing Mobile, you can edit the short message "KTSJLLDJ8" locally and send it to 10086, and you can open 8 metadata traffic superposition packages, each of which contains 20M traffic. Tips: You can order up to 10 superposition packages at the same time every month, and the traffic contained in each superposition package can be accumulated until the end of the month. Thank you for your support to China Mobile, and wish you a happy life!