GD234/21 SOUTH CHINA SEA M/V “HAI YANG SHI YOU 684” TOWING DRILLING PLATFORM “HAI YANG SHI YOU 943” FROM 22-21-05N 115-21-17E TO 21-26-10N 115-18-53E FROM 12 TO 13 NOV. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA