NORTH YELLOW SEA, FROM 290000UTC OCT TO 101600UTC NOV, SURVEY CARRIED BY JINGXIANG39, IN THE FOLLOWING AREA BOUNDED BY THE LINES JOINING:
A:37-56-47N/121-50-32E；
B:37-53-51N/121-50-07E；
C:37-53-31N/121-52-15E；
D:37-56-31N/121-52-42E.
CAUTION TO AVOID.
SHANDONG MSA CHINA.