BOHAI SEA ，TUG “HAI YANG GONG CHENG 1201”TOWING “ZHONG YOU HAI 12 ” PLATFORM FROM BZ28-2SN WHPA(38°14′32″N； 119°34′55″E) TO BZ34-2EW(38°07′37.2″N；119°33′24.9″E). FROM 071000UTC MAR. TO 111600 UTC MAR. SPEED 4 KNOTS. LENGTH OF TOWING 534 METERS. CAUTION REQUESTED.