BOHAI SEA ，TUG “HAI YANG GONG CHENG 1201” TOWING “KAN TAN 6 HAO” PLATFORM FROM BZ19-6-WHPA(38°25′35.125″N；119°03′50.813″E )TO BZ13-2-9(38°33′18.311″N；119°02′18.920″E), FROM 240400 UTC OCT TO 311500 UTC OCT. SPEED 4 KNOTS.LENGTH OF TOWING 522 METERS. CAUTION REQUESTED.