ZJ 807/22 EAST CHINA SEA TRIAL SHIP “JIAN HANG AN DA”IN AREA BOUNDED BY THE LINES JOINING 28-45.0N 122-08.0E、28-45.0N 122-20.0E、28-39.0N 122-20.0E、28-35.0N 122-17.0E、28-35.0N 122-08.0E FROM 260000UTC TO 281200UTC NOV. WIDE BERTH REQUESTED. ZHEJIANG MSA CHINA .