BOHAI SEA ，TUG “HAIYANGGONGCHENG1201 ” TOWING “ZHAOSHANGHAILONG8” PLATFORM FROM BZ19-4-6 (38°18′57.587″N；119°04′04.000″E)TO CFD23-6-1 (38°24′55.255″N；118°52′20.207″E), FROM 260200 UTC SEP TO 031600 UTC OCT. SPEED 4 KNOTS.LENGTH OF TOWING 550 METERS. CAUTION REQUESTED.