"Are giant Chinese CRANES the next spy balloon?"

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"an investigation has revealed suspicious communications devices inside Chinese-made cargo cranes used widely at US ports, supporting fears that the equipment could be part of an espionage plot.."

Chinese firms make nearly 80 percent of ship-to-shore cranes in the US.."

https://www.dailymail.co.uk/news/article-11827825/Are-giant-Chinese-CRANES-spy-balloon.html