As a business Internet Telephony Provider, Tele-Asia (Tele-Asia Limited) is recognized as one of the HK''s leading communications providers. Tele-Asia is the Internet Telephony (VoIP) provider built exclusively to serve small and medium sizes businesses.
Crystalvoice is a leading Voice over Internet Protocol (VoIP) provider and system Integrator. It is dedicated to delivering customer management and billing solutions for individuals, entrepreneurs, carriers, VoIP calling card operators and corporate compa
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