BOHAI SEA TUG “HAI YANG SHI YOU 677” TOWING “BO HAI NO.12” DRILLING PLATFORM FROM 38-06-53N/119-30-33E TO 39-00-47N/121-39-02E AT 220900UTC MAY. LENGTH OVERALL 550 METERS SPEED 4.5 KNOTS. CAUTION REQUESTED. SHANDONG MSA.
