diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/handler/Fastjson2TypeHandler.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/handler/Fastjson2TypeHandler.java
index 33831db2..0a932138 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/handler/Fastjson2TypeHandler.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/handler/Fastjson2TypeHandler.java
@@ -16,9 +16,11 @@
 package com.mybatisflex.core.handler;
 
 import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONReader;
 import com.alibaba.fastjson2.JSONWriter;
 import com.alibaba.fastjson2.TypeReference;
 
+import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
 import java.util.Collection;
 
@@ -31,8 +33,11 @@ public class Fastjson2TypeHandler extends BaseJsonTypeHandler<Object> {
     private Class<?> genericType;
     private Type type;
 
+    private boolean isInterface = false;
+
     public Fastjson2TypeHandler(Class<?> propertyType) {
         this.propertyType = propertyType;
+        this.isInterface = propertyType.isInterface();
     }
 
 
@@ -40,24 +45,41 @@ public class Fastjson2TypeHandler extends BaseJsonTypeHandler<Object> {
         this.propertyType = propertyType;
         this.genericType = genericType;
         this.type = TypeReference.collectionType((Class<? extends Collection>) propertyType, genericType);
+        this.isInterface = ((Class<?>) ((ParameterizedType)type).getActualTypeArguments()[0]).isInterface();
     }
 
     @Override
     protected Object parseJson(String json) {
         if (genericType != null && Collection.class.isAssignableFrom(propertyType)) {
-            return JSON.parseObject(json, type);
+            if(isInterface){
+                return JSON.parseArray(json, Object.class,JSONReader.Feature.SupportAutoType);
+            }else {
+                return JSON.parseObject(json, type);
+            }
+
         } else {
-            return JSON.parseObject(json, propertyType);
+            if(isInterface){
+                return JSON.parseObject(json, Object.class,JSONReader.Feature.SupportAutoType);
+            }else {
+                return JSON.parseObject(json, propertyType);
+            }
         }
     }
 
     @Override
     protected String toJson(Object object) {
-        return JSON.toJSONString(object
-            , JSONWriter.Feature.WriteMapNullValue
-            , JSONWriter.Feature.WriteNullListAsEmpty
-            , JSONWriter.Feature.WriteNullStringAsEmpty
-        );
+        if(isInterface){
+            return JSON.toJSONString(object
+                , JSONWriter.Feature.WriteMapNullValue
+                , JSONWriter.Feature.WriteNullListAsEmpty
+                , JSONWriter.Feature.WriteNullStringAsEmpty, JSONWriter.Feature.WriteClassName
+            );
+        }else {
+            return JSON.toJSONString(object
+                , JSONWriter.Feature.WriteMapNullValue
+                , JSONWriter.Feature.WriteNullListAsEmpty
+                , JSONWriter.Feature.WriteNullStringAsEmpty
+            );
+        }
     }
-
 }
diff --git a/mybatis-flex-core/src/test/java/com/mybatisflex/coretest/Fastjson2TypeHandlerTest.java b/mybatis-flex-core/src/test/java/com/mybatisflex/coretest/Fastjson2TypeHandlerTest.java
new file mode 100644
index 00000000..01f684c8
--- /dev/null
+++ b/mybatis-flex-core/src/test/java/com/mybatisflex/coretest/Fastjson2TypeHandlerTest.java
@@ -0,0 +1,102 @@
+package com.mybatisflex.coretest;
+
+
+
+import com.mybatisflex.core.handler.Fastjson2TypeHandler;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author tangxin
+ * @since 2023-09-24
+ */
+public class Fastjson2TypeHandlerTest {
+    public interface ConfigData {
+
+    }
+
+    public static class FtpFileClientConfig implements ConfigData {
+
+
+        private String basePath;
+
+
+        private String domain;
+
+        public String getBasePath() {
+            return basePath;
+        }
+
+        public void setBasePath(String basePath) {
+            this.basePath = basePath;
+        }
+
+        public String getDomain() {
+            return domain;
+        }
+
+        public void setDomain(String domain) {
+            this.domain = domain;
+        }
+    }
+
+    public static class MyFastjson2TypeHandler extends Fastjson2TypeHandler {
+
+
+        public MyFastjson2TypeHandler(Class<?> propertyType) {
+            super(propertyType);
+        }
+
+
+        public MyFastjson2TypeHandler(Class<?> propertyType, Class<?> genericType) {
+            super(propertyType, genericType);
+        }
+
+        @Override
+        public Object parseJson(String json) {
+            return super.parseJson(json);
+        }
+
+        @Override
+        public String toJson(Object object) {
+            return super.toJson(object);
+        }
+    }
+
+    @Test
+    public void Test() {
+        List<ConfigData> configDataList = new ArrayList<>(0);
+        MyFastjson2TypeHandler interfaceHandler = new MyFastjson2TypeHandler(ConfigData.class);
+        MyFastjson2TypeHandler classHandler = new MyFastjson2TypeHandler(FtpFileClientConfig.class);
+        MyFastjson2TypeHandler interfaceListHandler = new MyFastjson2TypeHandler(configDataList.getClass(), ConfigData.class);
+        MyFastjson2TypeHandler classListHandler = new MyFastjson2TypeHandler(configDataList.getClass(), FtpFileClientConfig.class);
+        FtpFileClientConfig ftpFileClientConfig = new FtpFileClientConfig();
+        ftpFileClientConfig.setDomain("http://test.com");
+        ftpFileClientConfig.setBasePath("/var/upload");
+        List<FtpFileClientConfig> ftpFileClientConfigList = new ArrayList<>(1);
+        ftpFileClientConfigList.add(ftpFileClientConfig);
+        String interfaceJson = interfaceHandler.toJson(ftpFileClientConfig);
+        System.out.println("interface       :" + interfaceJson);
+        String classJson = classHandler.toJson(ftpFileClientConfig);
+        System.out.println("class           :" + classJson);
+        String interfaceListJson = interfaceHandler.toJson(ftpFileClientConfigList);
+        System.out.println("interfaceList   :" + interfaceListJson);
+        String classListJson = classHandler.toJson(ftpFileClientConfigList);
+        System.out.println("classList       :" + classListJson);
+
+        FtpFileClientConfig ftpFileClientConfig1 = (FtpFileClientConfig) interfaceHandler.parseJson(interfaceJson);
+        assert (ftpFileClientConfig.getDomain().equals(ftpFileClientConfig1.getDomain()));
+
+        FtpFileClientConfig ftpFileClientConfig2 = (FtpFileClientConfig) classHandler.parseJson(interfaceJson);
+        assert (ftpFileClientConfig.getDomain().equals(ftpFileClientConfig2.getDomain()));
+
+        ftpFileClientConfigList = (List<FtpFileClientConfig>) interfaceListHandler.parseJson(interfaceListJson);
+        assert (ftpFileClientConfig.getDomain().equals(ftpFileClientConfigList.get(0).getDomain()));
+
+        ftpFileClientConfigList = (List<FtpFileClientConfig>) classListHandler.parseJson(interfaceListJson);
+        assert (ftpFileClientConfig.getDomain().equals(ftpFileClientConfigList.get(0).getDomain()));
+
+    }
+}