GD0037 SOUTH CHINA SEA DRILLING OPERATION CARRY OUT BY DRILLING PLATFORM “HAI YANG SHI YOU 943” IN AREA WITHIN 1NM RADIUS OF 21-13-53.92N 115-18-42.87E FROM 25 FEB. TO 25 MAR. SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA