RIO DE JANEIRO, Dec. 28 /PRNewswire/ -- Oi, the largest fixed line and mobile telecommunications company in Brazil, has signed a services agreement with a subsidiary of Brightstar, a leading global distributor and supply chain provider to the wireless industry, whereby Brightstar will operate and manage Oi's online sales channels for unlocked wireless devices.
Source : http://www.prnewswire.com/news-releases/oi-selects...
Source : http://www.prnewswire.com/news-releases/oi-selects...



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