GD67/24 SOUTH CHINA SEA “HAI YANG SHI YOU 676” TOWING DRILLING PLATFORM “NAN HAI JIU HAO” FROM 19-35.6N 113-29.8E TO 19-03.3N 112-55.0E FROM 4 TO 8 MAY. LENGTH OF TOW 400M SPEED 3KN TO 4KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA