Can the SMS package in M-Zone be changed or canceled?

The SMS package of M-Zone cannot be canceled. Can only be replaced. There are also 2 packages that you can choose to change. One is the online chat package and the other is the music package. If you surf the Internet a lot, you can change to the online chat package. If you like listening to music, you can change to the music package. M-Zone only has these 3 packages to choose from. In fact, you can change to the online chat package. ; It includes 100m of mobile Internet traffic and 50 point-to-point text messages. It also comes with a Fetron signal and 2G 139 mailbox. The package of 300 messages you mentioned for 15 yuan is the SMS package of M-Zone. For this kind of SMS package, you can only choose one and cannot overlap. There are 5 yuan package for 100 messages, 10 yuan package for 200 messages, 15 yuan package for 300 messages, 20 yuan package for 400 messages, and 25 yuan package for 500 messages. If you want to go online, you can also send short messages. M-Zone The online chat package is the most cost-effective among all the M-Zone packages.