Does China Unicom 3G card have SMS receipt service?

If you are referring to Hubei Unicom’s SMS receipt service, Hubei Unicom’s 2/3G mobile phone users (including post- and OCS) can activate it. This function can be used during local and domestic roaming. The function fee is 3 yuan. /moon. You can apply for the SMS receipt service in the following ways:

1) Send "DXHUIZHI", "KTDXHUIZHI", "SMS receipt", and "Enable SMS receipt" to 10010.

2) Send "KT" to 106555559.