Chinese authorities believe broadcasts by 'black radio' stations pose a serious threat to civil aviation communications and national security. File photo: Bloomberg
Chinese authorities believe broadcasts by 'black radio' stations pose a serious threat to civil aviation communications and national security. File photo: Bloomberg

Four Chinese flights experience illegal radio interference in cockpit

Chinese authorities believe broadcasts by 'black radio' stations pose a serious threat to civil aviation communications and national security. File photo: Bloomberg
Chinese authorities believe broadcasts by 'black radio' stations pose a serious threat to civil aviation communications and national security. File photo: Bloomberg
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