GD0056 SOUTH CHINA SEA DRILLING OPERATION BY DRILLING PLATFORM “NAN HAI ER HAO” IN AREA WITHIN 1N MILE RADIUS OF 20-27-39.43N 113-21-56.38E FROM 24 MAR. TO 24 MAY SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA
