BOHAI SEA TUG “BIN HAI 285” TOWING “HAI YANG SHI YOU NO.924” DRILLING PLATFORM FROM 38-14-06N/119-16-03E TO 38-46-17N/118-40-50E AT 311000UTC MAY. LENGTH OVERALL 550 METERS SPEED 4KNOTS. CAUTION REQUESTED. SHANDONG MSA.