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.
Voice System creates robust and flexible products and solutions for Voice over IP. Developing today`s leading VoIP technology, SIP, Voice System delivers solid platforms for ITSP to meet the needs for large customer populations and carrier grade infrastru
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