Buoys, beacons in Qiongzhou Strait updated with help of Beidou navigation marks
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In the past four month, about 112 buoys and 6 beacons in the Qiongzhou Strait have been maintained and updated, which realized the fully coverage of telemetry and telecontrol system on the navigation marks in waters in the strait.
Xinhua丨Updated: January 9, 2020
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Staff members of the Haikou navigation mark office check the buoy on the sea patrol ship "Haixun 172" in the Qiongzhou Strait, south China, Jan. 8, 2020. [Photo/Xinhua]