BOHAI SEA ,TUG YUHANGTUO 16 TOWING SANHANGFENGHUA FROM WEIFANG PORT 37-15.50N 119-26.00E TO HAIYANG PORT 36-29.30N 121-16.70E FROM 300300 UTC SEP TO 021500 UTC OCT,LENGTH OVERALL 350 METERS,SPEED 5 KNOTS, CAUTION REQUESTED SHANDONG MSA CHINA.