Why does it cost 30 cents to listen to music cards and send text messages on your mobile phone?

This has absolutely nothing to do with mobile phones.

It has something to do with the business handled by your mobile phone

Can you change a card?

If you really don't want to change

You can send short messages by fetion.

movable

This delivery is free.

The flow is calculated at the end of the month.

You can get gprs traffic monthly.

If you send text messages,

Basically, 5 yuan a month is enough.

1KB a penny

This is standard.

It's actually quite cheap.

If you are mobile, please call 10086 to consult this.

I used

If you are Unicom, I can't help it.