SD254/25,YELLOW SEA ,EXPLORATION WORK BY RUN YUAN 1881,LONG QIN 199 IN AREA BOUNDED BY THE LINES JOINING 35-17.96N 121-29.77E,35-17.98N 121-48.88E,35-08.57N 121-48.75E,35-08.57N 121-40.63E,35-11.25N 121-36.27E FROM 29 APR TO 25 NOV . ENTERING PROHIBITED .SHANDONG MSA CHINA