BOHAI SEA ，TUG “HAI YANG SHI YOU 679” TOWING “BO HAI 5 HAO” PLATFORM FROM KL9-1N-2d(37°51′34.324"N; 119°22′51.305"E )TO KL3-2N-1(38°03′39.288"N; 119°30′30.776"E), FROM 210900 UTC SEP TO 241500 UTC SEP. SPEED 4 KNOTS.LENGTH OF TOWING 476 METERS. CAUTION REQUESTED.