Joke Collection Website - Public benefit messages - How does Unicom restore the value-added service function of SMS?

How does Unicom restore the value-added service function of SMS?

You can send "pbyw" to 1655133 and "GBYW" to 16559342 to apply for blocking the service function of Unicom.

send "hfyw" to 1655133 to apply for restoring Unicom's letter service function;

send "cxyw" to 1655133 to check the function status.

sending SMS to 1655133 is free, and sending SMS to SP access number is charged at .1 yuan.