Sean Lee, chief executive officer of CMHK, attends the 4.5G network launch ceremony in Hong Kong on Monday. Photo: Nora Tam

China Mobile, Huawei test 4.5G technology ahead of Hong Kong 5G rollout in 2020

Topic |   China Mobile

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Sean Lee, chief executive officer of CMHK, attends the 4.5G network launch ceremony in Hong Kong on Monday. Photo: Nora Tam
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