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.
Ip2ip core competencies are internet telephony, application development and support, network and database administration, performance tuning, web development and assistance. We provide high-end consulting services, design and implementation, 24x7 maintena
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