BOHAI SEA,FROM 010000UTC TO 151600UTC APR,SEISMIC SURVEY OPERRATING CARRIED BY HAIYANGSHIYOU 707,IN AREA BOUNDED BY
A1:37°56′01.284″N-119°35′15.576″E；
A2:37°56′01.564″N-119°36′37.507″E;
A3:37°54′56.671″N-119°36′37.850″E；
A4:37°54′56.392″N-119°35′15.938″E
CAUTION ADVISED.
SHANDONG MSA CHINA.