Sinos Technology (HK) Co., Hong Kong
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.
General office
Sinos Technology (HK) Co.,
139-141, Wai Street,.
Kwun Tong
Kowloon ,1001
Hong Kong
Phone: +852 23897726
Sinos Technology (HK) Co.,
139-141, Wai Street,.
Kwun Tong
Kowloon ,1001
Hong Kong
Phone: +852 23897726
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There are several VoIP providers out there providing low international calling costs and rates. Ideally, you should choose a provider that covers the country you are most interested in. If you are located in North America and have family elsewhere in the world, then it’s in your best interests to find a provider that can offer great rates for the country you need. For businesses, you can sometimes get specific packages and negotiate with the provider for a great deal to cover your bulk calling to certain countries.
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