GD145/21 SOUTH CHINA SEA M/V “HAI YANG SHI YOU 684” TOWING DRILLING PLATFORM “HAI YANG SHI YOU 943” FROM 20-27-46N 113-14-04E TO 20-35-51N 113-35-04E FROM 9 TO 10 JUL. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA