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.
Welcome Telecom is an established, leading provider of Telephony Services (PSTN, SIP & H323), Multimedia Communications, long distance, wireless, point-of-sale and carrier services. We put our customers first by delivering reliable access to advanced, aff
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