LN0219 BOHAI SEA, TUG “HAI YANG SHI YOU 646” TOWING “HAI YANG SHI YOU 921” DRILLING PLATFORM FROM 40-29-59N 121-47-15E TO 38-55-42N 117-45-57E，AT 190400UTC OCT. LENGTH OVERALL 500 METRES SPEED 4 KNOTS，VIA 39-54-00N 121-10-00E、38-40-00N 119-12-00E、38-40-00N 118-40-00E、38-47-42N 118-13-00E、38-47-54N 118-05-48E、38-54-48N 117-54-00E、38-56-48N 117-47-00E. TUG “HAI YANG SHI YOU 646” KEEP WATCH ON VHF CHANNEL 16 AND 69. WIDE BERTH REQUESTED. LIAONING MSA CHINA.