GD0054 SOUTH CHINA SEA M/V “HAI YANG SHI YOU 678” TOWING DRILLING PLATFORM “NAN HAI ER HAO” FROM 20-46-46.32N 114-49-41.32E TO 20-27-39.43N 113-21-56.38E FROM 22 MAR. TO 25 MAR. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA