GD17/22 SOUTH CHINA SEA M/V “HUA HU” TOWING DRILLING PLATFORM “NAN HAI WU HAO” FROM 19-40-15N 113-47-45E TO 21-02-36N 114-50-07E FROM 27 FEB. TO 3 MAR. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA