BOHAI SEA ，TUG “SHENGLI291” “SHENGLI242” TOWING “SHENGLIZUOYELIU” PLATFORM FROM CB22FB (N：38°14′16″/E：118°48′13″) TO CBX394(N：38°13′10″/E：118°56′15″) FROM 150800 UTC MAY .TO 221600 UTC MAY.SPEED 3 KNOTS.LENGTH OF TOWING 300 METERS. CAUTION REQUESTED.