BOHAI STRAIT, CHANGSHAN CHANNEL, 2200UTC TO 1000UTC DAILY FROM 23 TO 28 JUN, WORK CARRIED BY A MILITARY VESSEL IN AREA BOUNDED BY 38-01.9N 120-44.7E、 38-01.7N 120-45.9E、 37-59.3N 120-45.2E AND 37-59.5N 120-44.0E.
STRENGTHEN LOOK-OUT, AND CAUTION TO AVOID.
SHANDONG MSA CHINA.