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.
Using an existing high-speed Internet connection, NationPhone technology enables anyone to make and receive phone calls - worldwide - with a touch-tone telephone from any country as if they were still at home. Offering quality phone service bundled with e
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