GD0004 SOUTH CHINA SEA DRILLING OPERATION IN AREA WITHIN 1NM RADIUS OF 21-14-33.37N 115-17-53.56E CARRY OUT BY DRILLING PLATFORM “HAI YANG SHI YOU 943” FROM 6 JAN. TO 4 FEB. SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA