ZJ 0591 EAST CHINA SEA TRIAL SHIP “SHENG HUA 636”IN AREA BOUNDED BY THE LINES JOINING 28-45.0N 122-08.0E, 28-45.0N 122-20.0E, 28-35.0N 122-20.0E, 28-35.0N 122-08.0E(China Geodetic Coordinate System 2000) FROM 202300UTC TO 221000UTC OCT. WIDE BERTH REQUESTED ZHEJIANG MSA CHINA .