BOHAI SEA ， TUG “HAIYANGSHIYOU679” TOWING “HAIYANGSHIYOU932” PLATFORM FROM CFD28-1-1d（38°17′08.033″N/ 118°39′04.800″E） TO BZ13-2-7(38°31′09.683″N/119°00′05.472″E） FROM 261000 UTC APR .TO 031500 UTC MAY.SPEED 4 KNOTS.LENGTH OF TOWING 510 METERS. CAUTION REQUESTED.