GD190/21 SOUTH CHINA SEA DRILLING OPERATION BY DRILLING PLATFORM “NAN HAI ER HAO” IN AREA WITHIN 1NM RADIUS OF 21-41-54N 116-08-29E FROM 23 AUG. TO 23 OCT. SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA
