diff --git a/core-java-modules/core-java-8-datetime/src/test/java/com/ossez/datetime/DateTimeZoneUnitTest.java b/core-java-modules/core-java-8-datetime/src/test/java/com/ossez/datetime/DateTimeZoneUnitTest.java
index d90f4f4592..7e5988b1f0 100644
--- a/core-java-modules/core-java-8-datetime/src/test/java/com/ossez/datetime/DateTimeZoneUnitTest.java
+++ b/core-java-modules/core-java-8-datetime/src/test/java/com/ossez/datetime/DateTimeZoneUnitTest.java
@@ -5,13 +5,9 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.time.LocalDateTime;
-import java.time.Month;
 import java.time.ZoneId;
 import java.time.ZoneOffset;
-import java.time.format.FormatStyle;
-import java.util.Locale;
-
-import static org.assertj.core.api.Assertions.assertThat;
+import java.time.ZonedDateTime;
 
 public class DateTimeZoneUnitTest {
     private static final Logger logger = LoggerFactory.getLogger(DateTimeZoneUnitTest.class);
@@ -30,4 +26,11 @@ public class DateTimeZoneUnitTest {
         ZoneOffset zoneOffSet = zone.getRules().getOffset(now);
         logger.debug("zoneOffSet: {}", zoneOffSet);
     }
+
+    @Test
+    public void ZonedDateTime_out() {
+        ZoneId zone = ZoneId.of("Asia/Shanghai");
+        ZonedDateTime date = ZonedDateTime.now(zone);
+        logger.debug("date: {}", date);
+    }
 }
\ No newline at end of file
diff --git a/core-java-modules/core-java-8-datetime/src/test/java/com/ossez/datetime/UseZonedDateTimeUnitTest.java b/core-java-modules/core-java-8-datetime/src/test/java/com/ossez/datetime/UseZonedDateTimeUnitTest.java
index 79ae6ff86f..27556aed64 100644
--- a/core-java-modules/core-java-8-datetime/src/test/java/com/ossez/datetime/UseZonedDateTimeUnitTest.java
+++ b/core-java-modules/core-java-8-datetime/src/test/java/com/ossez/datetime/UseZonedDateTimeUnitTest.java
@@ -1,17 +1,13 @@
 package com.ossez.datetime;
 
-import static org.assertj.core.api.Assertions.assertThat;
-
-import java.time.LocalDate;
-import java.time.LocalDateTime;
-import java.time.LocalTime;
-import java.time.ZoneId;
-import java.time.ZonedDateTime;
-import java.util.Set;
-
 import org.junit.Assert;
 import org.junit.Test;
 
+import java.time.*;
+import java.util.Set;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
 public class UseZonedDateTimeUnitTest {
 
     private UseZonedDateTime zonedDateTime = new UseZonedDateTime();