GD0252 SOUTH CHINA SEA M/V “HAI YANG SHI YOU 678” TOWING DRILLING PLATFORM “SINOOCEAN AUSPICIOUS” FROM 21-21-18.49N 115-30-31.75E TO 20-47-29.18N 114-49-19.41E FROM 12 DEC. TO 14 DEC. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA