GD40/22 SOUTH CHINA SEA M/V “HUA MING” TOWING DRILLING PLATFORM “HAI YANG SHI YOU 943” FROM 21-17-40N 115-24-15E TO 21-16-40N 115-02-39E FROM 25 TO 27 APR. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA