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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Companytel.com
Companytel is a italian company created in Rome , specialized in the development and production of telecommunications equipment. It is comprised of specialists in the design and production of data and voice transmission equipment.
Companytel is
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