GD0058 SOUTH CHINA SEA M/V “HAI YANG SHI YOU 684” TOWING DRILLING PLATFORM “SINOOCEAN AUSPICIOUS” FROM 21-07-35N 115-21-36E TO 21-15-03N 114-56-48E FROM 26 MAR. TO 28 MAR. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA