YELLOW SEA RIZHAO PORT SEA TRIAL OF M/V“SHAN GANG YOU YUN 8”IN AREA BOUNED BY THE LINES JOINING 35-11.0N/119-59.0E,35-11.0N/120-05.0E, 35-09.0N/120-05.00E AND 35-09.0N/119-59.0E.FROM 0000 UTC TO 0930 UTC DAILY FROM 28 TO 30 APR.CAUTION ADVISED