YElLOW SEA, FROM 052100UTC TO 060800UTC NOV, LARGE VESSEL FRONT CHALLENGER CONSTRAINED BY DRAUGHT entERING westeRn HARBOR DISTRICT OF yantaI port, VIA：
A：38-02-14.5 N／121-15-41.6 E,
B：37-44-57.0 N／121-09-00.5 E.
CAUTION ADVISED.
SHANDONG MSA CHINA.
