YELLOW SEA SEA TRIAL OF “BAIHAI3500” IN AREA BOUNDED BY THE LINES JOINING 35-55.0N122-36.5E、35-50.0N122-36.5E、35-55.0N122-42.0E AND 35-50.0N122-42.0E FROM 090000UTC NOV TO 130000UTC NOV. CAUTION ADVISED
