BOHAI SEA ,TUG HAIYANGSHIYOU677 TOWING WANZUAN 1 PLATFORM FROM KL3-2N-5 38-03.86N 119-29.32E TO QHD35-5-3 39-07.25N 119-45.33E.FROM 290000 UTC Sep TO 031600 UTC Oct. SPEED 4 KNOTS. LENGTH OF TOWING 510 METERS. CAUTION REQUESTED. SHANDONG MSA CHINA