TUGBEIHAIJIU119、BEIHAIJIU111 TOWING PLATFORM BOHAI 7 HAO——SD0030

BOHAI SEA, FROM220000UTC TO 261600UTC JAN,TUGBEIHAIJIU119、BEIHAIJIU111 TOWING PLATFORM BOHAI 7 HAO,FROM （38-20.4N/ 120-06.5E） VIA (39-45.0N/120-50.3E)TO （39-56.7N/120-50.3E）, LENGTH OVERALL526METERS, SPEED 4 KNOTS. 

CAUTION  TO AVOID.