Joke Collection Website - Public benefit messages - Which mobile service is the most cost-effective for SMS?

Which mobile service is the most cost-effective for SMS?

Open a dynamic zone ... you can pack short messages ...

There are 4 packages in 2 yuan ... 6 packages in 3 yuan ... and many more ...

You can also open 2 short messages in May

If it is a dynamic campus bank card ... 5 yuan can open more than 2 packages

If it is not a dynamic campus bank, you can only open 2 packages in 5 yuan.