BOHAI SEA ，TUG “DEXIANG” TOWING “NANHAIYIHAO” PLATFORM FROM BZ19-4-CEPC (38°22′26.859″N； 119°05′40.804″E) TO CHINA MERCHANTS JINLING SHIPYARD(WEIHAI)（37°27′41″N；122°14′32″E）。 FROM 270200 UTC JUL .TO 031500 UTC AUG.SPEED 4 KNOTS.LENGTH OF TOWING 545METERS. CAUTION REQUESTED.