BOHAI SEA ，TUG “SHENG LI 291”TOWING “SHENG LI ZUO YE XIN YI ” PLATFORM FROM CACB22FB（38°14′28.74″N，118°48′22.28″E） TO XBKD34（ 37°54′47.18″N，119°07′35.13″E）. FROM 181600UTC MAR. TO 251600 UTC MAR. SPEED 4 KNOTS. LENGTH OF TOWING 300 METERS. CAUTION REQUESTED.