A call shop is a business that provides physical phones for the purpose of making long-distance telephone calls. There are two main types of call shop payment methods; prepaid and postpaid.
VASC is a child company under VNPT (Vietnam Post and Telecommunications Corp)- the biggest state-owned corporation in Vietnam. Besides doing VAS for mobile, content and data service, software, IPTV….. VASC is also offering Vietnam termination for VoIP s
Read more