Provide wholesale international callback service in China for voip service providers and call shops. We offer competitive price and billing system to our wholeseller. We are using SS7 PSTN line and no connection fee to customers.
Welcome to AVAD Networks-African Voice And Data. AVAD is the premier carrier for retail and wholesale international long distance traffic in and out of Africa and the rest of the world. Unlike our competitors, AVAD partners with national carriers based in
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