diff --git a/aizuda-common-examples/build.gradle b/aizuda-common-examples/build.gradle
new file mode 100644
index 0000000000000000000000000000000000000000..68b5d39f9c66c291da8c16ae8bae013e31490ee1
--- /dev/null
+++ b/aizuda-common-examples/build.gradle
@@ -0,0 +1,9 @@
+description "公共模块示例"
+
+dependencies {
+
+
+    implementation 'org.junit.jupiter:junit-jupiter:5.7.0'
+    implementation("com.aizuda:aizuda-common:0.0.1")
+
+}
diff --git a/aizuda-common-examples/src/test/java/com/aizuda/common/example/tookit/JacksonUtilsTest.java b/aizuda-common-examples/src/test/java/com/aizuda/common/example/tookit/JacksonUtilsTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..be125ac7a53851d4633ee3d3f2c8370e3aeaa396
--- /dev/null
+++ b/aizuda-common-examples/src/test/java/com/aizuda/common/example/tookit/JacksonUtilsTest.java
@@ -0,0 +1,43 @@
+package com.aizuda.common.example.tookit;
+
+import java.time.LocalDateTime;
+import java.util.Arrays;
+import java.util.List;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.util.Assert;
+
+import com.aizuda.common.toolkit.JacksonUtils;
+import com.fasterxml.jackson.core.type.TypeReference;
+
+/**
+ * 测试用例
+ *
+ * @see JacksonUtils
+ * <p>
+ * 尊重知识产权，CV 请保留版权，爱组搭 http://aizuda.com 出品
+ */
+public class JacksonUtilsTest {
+
+    @Test
+    void testToJSONString() {
+        // JavaBean转换为JSONString
+        String now = JacksonUtils.toJSONString(LocalDateTime.parse("2001-01-01T01:01:01.000000001"));
+        System.out.println(now);
+        Assert.isTrue(now.equals("[2001,1,1,1,1,1,1]"), "It can not happen!");
+    }
+
+    @Test
+    void testParse() {
+        // jsonString转换为JavaBean
+        LocalDateTime now = JacksonUtils.parse("[2001,1,1,1,1,1,1]", LocalDateTime.class);
+        Assert.isTrue(now.equals(LocalDateTime.parse("2001-01-01T01:01:01.000000001")), "It can not happen!");
+
+        // jsonString转换为List<String>
+        List<String> hope = JacksonUtils.parse("[\"爱组搭 ~ 低代码组件化开发平台之组件库\",\"愿景：每个人都是架构师\"]", new TypeReference<List<String>>() {
+        });
+        Assert.isTrue(hope.equals(Arrays.asList("爱组搭 ~ 低代码组件化开发平台之组件库", "愿景：每个人都是架构师")), "It can not happen!");
+
+    }
+
+}
diff --git a/settings.gradle b/settings.gradle
index 2165cca1acac1e14b5527ea8529d0a5098827adc..5257a531408111cd08c4763ad1e1e510a903a49a 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -5,4 +5,5 @@ rootProject.name = 'aizuda-components-examples'
 include 'aizuda-limiter-example'
 include 'aizuda-security-example'
 include 'aizuda-robot-example'
+include 'aizuda-common-examples'