RAK5010 in Vietnam

Issue: RAK5010 Support NB-IoT in Vietnam?

Setup: Pre-order

Details: I want to study about NB-IoT but I don’t know if RAK5010 support NB-IoT in Vietnam

Hello, can you check it, or check online if the operator you use supports these iot bands? It can be used if supported. The following picture shows all the supported frequency bands