Pingmar specialize in VOIP voice business.Pingmar do wholesale and retail of white route and grey route.We have business partners in more then 150 countries.We do A-Z routes and traffic.We enjoy good reputation in this business.Feel free to contact with me.
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.
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