BOHAI STRAIT, NANHUANGCHENG ISLAND, FROM 082100UTC TO 111600UTC JUL, LOCATEING WORK BY BEIHAIJIU118 YANGANGTUO23 YANGANGTUO24 LONGGANGTUO23 AND TAIRUI, IN THE FOLLOWING TWO AREAS WITHIN 500 METERS RADIUS OF 38-21.06N,120-56.33E AND WITHIN 700 METERS RADIUS OF 38-21.82N ,120-59.48E.
CAUTION TO AVOID.
SHANDONG MSA CHINA.