HB0075 BOHAI SEA FROM 2300UTC TO 1100UTC DAILY FROM 11 TO 30 JUN SEA TRIALS IN AREA BOUNDED BY THE LINES JOINING:
(1)39-54.94N/119-54.05E; (2)39-50.24N/119-52.84E;
(3)39-49.20N/119-59.19E; (4)39-54.15N/120-00.35E.
CAUTION ADVISED. HEBEI MSA CHINA.