LN0061 BOHAI SEA, TUG “HAI YANG SHI YOU 677” TOWING “NAN HAI YI HAO” DRILLING PLATFORM FROM 39-58-57N 120-50-31E TO 38-55-42N 117-45-54E，AT141600UTC APR. LENGTH OVERALL 545 METRES SPEED 4 KNOTS. TUG “HAI YANG SHI YOU 677” KEEP WATCH ON VHF CHANNEL 16 AND 69. WIDE BERTH REQUESTED. LIAONING MSA CHINA