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.
Voice-Courier Tel has focused on delivering quality services to the VoIP market since its inception in 2007. Our success in this field has resulted in an opportunity to serve more than 100 reliable customers varying from Tier-1 global carriers and VoIP pr
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