yellow SEA, from 280000UTC MAY to 201600UTC JUN,hai yang shi you 981 sail from yantai to sanya,via:
A:37-35.7N/121-23.8E;
B:37-45N/121-40E;
C:37-45N/122-36E;
D:37-30.5N/123-08E;
E: 37-20N/123-08E。
wide berth ADVISED.
SHANDONG MSA CHINA