China Unicom chairman and chief executive officer Wang Xiaochu attends China Unicom 2015 earnings results press conference at the Island Shangri-La in Admiralty. Photo: K. Y. Cheng

China Unicom targets accelerated 4G push after reporting 2015 profit fell 12pc to HK$12.6b

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China Unicom chairman and chief executive officer Wang Xiaochu attends China Unicom 2015 earnings results press conference at the Island Shangri-La in Admiralty. Photo: K. Y. Cheng
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