GD251/21 SOUTH CHINA SEA M/V “HUA MING” TOWING DRILLING PLATFORM “NAN HAI SHI HAO” FROM 21-37-03N 116-10-12E TO 21-35-08N 116-20-17E FROM 13 TO 15 DEC. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA