GD35/22 SOUTH CHINA SEA M/V “HAI YANG SHI YOU 684” TOWING DRILLING PLATFORM “NAN HAI WU HAO” FROM 21-02-36N 114-50-07E TO 22-29-52N 113-50-41E FROM 9 TO 12 APR. LENGTH OVERALL 300M TO 600M SPEED 3KN TO 6KN SIGNAL LIGHTS AND SHAPES WILL BE EXHIBITED WIDE BERTH REQUESTED GUANGDONG MSA CHINA