Our company is a voip wholesale carrier,which is based in hongkong having many years experiments in the voip wholesale marketing ,providing best routes with competitive rate and professional technology team.
Viettel Group is one of leading telecom service providers in the world with over 50 million subscribers. Wireless Intelligence has ranked Viettel Group as the 19 th out of 784 biggest telecom service providers in the world regarding the number of subscrib
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