BOHAI SEA, TUG “ZHONG YOU HAI 281” TOWING “ZHONG YOU HAI 61” DRILLING PLATFORM FROM 40-41.7N 121-59.0E TO 39-00.0N 118-10.0E，AT 110400UTC MAY. LENGTH OVERALL 400 METRES SPEED 4 KNOTS. TUG “ZHONG YOU HAI 281” KEEP WATCH ON VHF CHANNEL 16. WIDE BERTH REQUESTED. LIAONING MSA CHINA.