Compass International Co., Ltd China
- Hosted VoIP billing service provider
- International VoIP Wholesale Provider
- VoIP Billing Software Provider
- Termination
- Cisco Systems
- another
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.
NRGtel
GSM/CDMA/UMTS Solutions
NRGTel is Germany based, most innovative developer and manufacturer of Next Generation (NG) telecommunication equipment. Our expertise is based on 20 yr. knowledge and experience of development and integration of different telec
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