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Vivo, controlled by the groups Portugal Telecom and Telefónica, is the mobile telecommunication company that offers the best quality in phone calls, according to Anatel (Agência Nacional de Telecomunicações).
The qualities that differentiate Vivo from its competitors include the search for excellence in its services as well
as in its relationship with customers, a large portfolio of services, especially innovative services of voice and data transmission, like access to mobile broadband Internet, video transmission and other on-line communication formats. |
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