BOHAI SEA, TUG “HAI YANG SHI YOU 642” TOWING “ZHONG YOU HAI 6” DRILLING PLATFORM FROM 40-34-39N 121-53-52E TO 40-29-53N 121-47-15E，AT 100200UTC NOV. LENGTH OVERALL 500 METRES SPEED 4 KNOTS. TUG “HAI YANG SHI YOU 642” KEEP WATCH ON VHF CHANNEL 16 AND 69. WIDE BERTH REQUESTED. LIAONING MSA CHINA.