BOHAI SEA ，TUG “HAI YANG SHI YOU 677” TOWING “ZHONG YOU HAI 9” PLATFORM FROM BZ22-6-1（38°20′36.348″N; 119°19′58.847″ E）TO BZ28-3-2（38°09′36.751″N; 119°34′39.559″ E）. FROM 022200 UTC Apr. TO 071600 UTC Apr. SPEED 4 KNOTS. LENGTH OF TOWING 481.69 METERS. CAUTION REQUESTED.