How to charge for the call between China Mobile and China Unicom? Is there no charge for sending SMS to mobile through Unicom?

The amount charged is based on the resources in the package used and the foreign fees in the package. For example, Unicom 3G tariff B series 96 yuan package, the domestic voice dialing time is 450 minutes. After the package is exceeded, call 0. 15 yuan/minute nationwide and send 0. 1 yuan/message. Therefore, the call time of Unicom 96 yuan B package to dial the mobile number can be deducted from the voice score included in Unicom package. Unicom 96 yuan B package charges 0. 1 yuan/message to the mobile phone number. If you need to know the mobile tariff, you can contact mobile customer service. If you need more information about China Unicom, you can also contact your local customer service.