BOHAI SEA, TUGS SHENGLI292,SHENGLI241,SHENGLI242 TOWING PLATFORM BOHAIZILIHAO, FROM 37-48.7N 119-37.6E TO 38-04.3N 119-46.4E, FROM 152200UTC TO 201600UTC AUG, LENGTH OVERALL 325 METERS, SPEED 4 KNOTS.CAUTION TO AVOID. SHANDONG MSA CHINA.