GD63/22 SOUTH CHINA SEA M/V “HAI YANG SHI YOU 684” TOWING DRILLING PLATFORM “SINOOCEAN AUSPICIOUS” FROM 21-18-48N 115-21-10E TO 21-20-14N 115-04-40E FROM 6 TO 8 JUL. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA