The police van can block radio channels, preventing bombs being detonated by remote control. Photo: Edward Wong

Hong Kong police promise clearer signals during Xi visit after anti-terror technology jams air traffic radio channels

Alarm raised after interference from force’s vehicle in recent security operations affected aviation communications

Topic |   Hong Kong handover 20th anniversary

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The police van can block radio channels, preventing bombs being detonated by remote control. Photo: Edward Wong
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