YELLOW SEAGUN FIRING IN AREA BOUNDED BY THE LINES JIONING FROM 180500UTC TO 181100UTC SEP. 36-51.87N 122-25.00E; 36-47.83N 122-26.25E; 36-47.83N 122-22.25E; 36-51.67N 122-23.17E,ENTERING PROHIBITED. SHANDONG MSA CHINA.