GD0083 SOUTH CHINA SEA M/V “KAN TAN 225” TOWING DRILLING PLATFORM “NAN HAI QI HAO” FROM 19-43-14.96N 112-23-46.31E TO 19-42-12.49N 112-26-19.61E FROM 20 TO 21 APR. LENGTH OVERALL 400M SPEED 3KN TO 4KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA