GD0049 SOUTH CHINA SEA M/V “HAI YANG SHI YOU 681” TOWING DRILLING PLATFORM “SINOOCEAN AUSPICIOUS” FROM 21-27-58N 114-57-30E TO 21-07-35N 115-21-36E FROM 12 MAR. TO 14 MAR. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA