site:unicom.kr 통합검색 결과
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Key and innovative vendors in 5G services market are AT&T (US), China Mobile (China), SK Telecom (South Korea), Verizon (US), BT Group (UK), Deutsche Telekom (Germany), T-Mobile (US), China Telecom (China), Orange S.A (France), Vodafone (UK), China Unicom (China), Telstra (Australia), Telefonica (Spain), KT (South Korea), Rogers (Canada)... -