GD146/21 SOUTH CHINA SEA DRILLING OPERATION BY DRILLING PLATFORM “HAI YANG SHI YOU 943” IN AREA WITHIN 1NM RADIUS OF 20-35-51N 113-35-04E FROM 10 JUL. TO 8 SEP. SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA
