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.

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General office

Sinos Technology (HK) Co.,
139-141, Wai Street,.
Kwun Tong
Kowloon ,1001
Hong Kong

Phone: +852 23897726

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Cloud PBX

“Cloud PBX” is practically the same as the telephone system, only it works within the Internet means, not the simple telephone line. Using this service you don’t have to worry about how flexible and reliable is your telephone system anymore.

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