BEIJING and MADRID, Jan. 23, 2011 /PRNewswire/ -- China Unicom and Telefonica have agreed to enhance their Strategic Alliance, and to deepen their cooperation in areas such as procurement, mobile service platforms, service to MNCs, wholesale carriers, roaming, technology, among others, where both co
Source : http://www.prnewswire.com/news-releases/china-unic...
Source : http://www.prnewswire.com/news-releases/china-unic...