diff --git a/dubbo-admin-distribution/src/LICENSE b/dubbo-admin-distribution/src/LICENSE
index 18c5d21be7789409209b945f60ed576eea7d50e6..46bfdf869916223ddf72ad97bf7fc16225eccfa9 100644
--- a/dubbo-admin-distribution/src/LICENSE
+++ b/dubbo-admin-distribution/src/LICENSE
@@ -276,6 +276,7 @@ The text of each license is the standard Apache 2.0 license.
 
     * Apache: dubbo 2.7.0 https://raw.githubusercontent.com/apache/incubator-dubbo/dubbo-2.7.0/LICENSE Apache 2.0
     - dubbo-2.7.0.jar
+    - dubbo-serialization-kryo-2.7.0.jar
 
     * Google: gson 2.8.4 https://raw.githubusercontent.com/google/gson/gson-parent-2.8.4/LICENSE Apache 2.0
     - gson-2.8.4.jar
@@ -412,6 +413,7 @@ The text of each license is also included at licenses/LICENSE-[project].
     * vuejs: vue-router 3.0.1 https://raw.githubusercontent.com/vuejs/vue-router/v3.0.1/LICENSE MIT
     * vuetifyjs: vuetify 1.2.2 https://raw.githubusercontent.com/vuetifyjs/vuetify/v1.2.2/LICENSE MIT
     * vuejs: vuex 3.0.1 https://raw.githubusercontent.com/vuejs/vuex/v3.0.1/LICENSE MIT
+    * lodash: lodash 4.17.11 https://raw.githubusercontent.com/lodash/lodash/4.17.11/LICENSE MIT
 
 
 ========================================================================
diff --git a/dubbo-admin-distribution/src/licenses/LICENSE-lodash b/dubbo-admin-distribution/src/licenses/LICENSE-lodash
new file mode 100644
index 0000000000000000000000000000000000000000..8a5ea5e5ee540dadd1fbade800cef596ac209172
--- /dev/null
+++ b/dubbo-admin-distribution/src/licenses/LICENSE-lodash
@@ -0,0 +1,49 @@
+The MIT License
+
+Copyright JS Foundation and other contributors <https://js.foundation/>
+
+Based on Underscore.js, copyright Jeremy Ashkenas,
+DocumentCloud and Investigative Reporters & Editors <http://underscorejs.org/>
+
+This software consists of voluntary contributions made by many
+individuals. For exact contribution history, see the revision history
+available at https://github.com/lodash/lodash
+
+The following license applies to all parts of this software except as
+documented below:
+
+====
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+====
+
+Copyright and related rights for sample code are waived via CC0. Sample
+code is defined as all source code displayed within the prose of the
+documentation.
+
+CC0: http://creativecommons.org/publicdomain/zero/1.0/
+
+====
+
+Files located in the node_modules and vendor directories are externally
+maintained libraries used by this software which have their own
+licenses; we recommend you read them, as their terms may differ from the
+terms above.
diff --git a/dubbo-admin-server/pom.xml b/dubbo-admin-server/pom.xml
index f7e11259fabb25a0fb29a512d0e47f6055f166c1..d968143ac12a1b3a7065c3fe303be3568ee4aefd 100644
--- a/dubbo-admin-server/pom.xml
+++ b/dubbo-admin-server/pom.xml
@@ -129,6 +129,11 @@
             <artifactId>netty-all</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>org.apache.dubbo</groupId>
+            <artifactId>dubbo-serialization-kryo</artifactId>
+        </dependency>
+
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
diff --git a/dubbo-admin-server/src/main/java/org/apache/dubbo/admin/service/impl/GenericServiceImpl.java b/dubbo-admin-server/src/main/java/org/apache/dubbo/admin/service/impl/GenericServiceImpl.java
index 0e0a0db238c31815b5cc51da35b01f1e1911af49..508e90e8a4cd32aff7472cddd2108980bf83e486 100644
--- a/dubbo-admin-server/src/main/java/org/apache/dubbo/admin/service/impl/GenericServiceImpl.java
+++ b/dubbo-admin-server/src/main/java/org/apache/dubbo/admin/service/impl/GenericServiceImpl.java
@@ -23,7 +23,6 @@ import org.apache.dubbo.config.ReferenceConfig;
 import org.apache.dubbo.config.RegistryConfig;
 import org.apache.dubbo.registry.Registry;
 import org.apache.dubbo.rpc.service.GenericService;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 import javax.annotation.PostConstruct;
@@ -31,8 +30,11 @@ import javax.annotation.PostConstruct;
 @Component
 public class GenericServiceImpl {
     private ApplicationConfig applicationConfig;
-    @Autowired
-    private Registry registry;
+    private final Registry registry;
+
+    public GenericServiceImpl(Registry registry) {
+        this.registry = registry;
+    }
 
     @PostConstruct
     public void init() {
@@ -42,7 +44,6 @@ public class GenericServiceImpl {
         applicationConfig = new ApplicationConfig();
         applicationConfig.setName("dubbo-admin");
         applicationConfig.setRegistry(registryConfig);
-
     }
 
     public Object invoke(String service, String method, String[] parameterTypes, Object[] params) {
@@ -57,6 +58,7 @@ public class GenericServiceImpl {
         reference.setVersion(version);
         reference.setGroup(group);
         GenericService genericService = reference.get();
+
         return genericService.$invoke(method, parameterTypes, params);
     }
 }
diff --git a/dubbo-admin-ui/package.json b/dubbo-admin-ui/package.json
index 7604a584ace6eea50fc571687b43c060eb6c55fe..ed9a87b82b8706b7c55c51736b0bdd7e93e9abb0 100644
--- a/dubbo-admin-ui/package.json
+++ b/dubbo-admin-ui/package.json
@@ -16,6 +16,7 @@
     "http-status": "^1.2.0",
     "js-yaml": "^3.12.0",
     "jsoneditor": "^5.26.2",
+    "lodash": "^4.17.11",
     "vue": "^2.5.2",
     "vue-clipboard2": "^0.2.1",
     "vue-i18n": "^8.6.0",
diff --git a/dubbo-admin-ui/src/components/test/TestMethod.vue b/dubbo-admin-ui/src/components/test/TestMethod.vue
index 32aa0e712f83b1c548fd1da7f20a8b31b12e12df..116d8071e698581c3171d58266d50573aa911a28 100644
--- a/dubbo-admin-ui/src/components/test/TestMethod.vue
+++ b/dubbo-admin-ui/src/components/test/TestMethod.vue
@@ -52,6 +52,8 @@
   import JsonEditor from '@/components/public/JsonEditor'
   import Breadcrumb from '@/components/public/Breadcrumb'
   import axios from 'axios'
+  import set from 'lodash/set'
+  import util from '@/util'
 
   export default {
     name: 'TestMethod',
@@ -110,11 +112,13 @@
       },
 
       convertType (params, types) {
-        for (let i = 0; i < params.length; i++) {
-          if (typeof types[i] === 'string' && typeof params[i] !== 'string') {
-            params[i] = String(params[i])
+        const p = util.flattenObject(params)
+        const t = util.flattenObject(types)
+        Object.keys(p).forEach(key => {
+          if (typeof t[key] === 'string' && typeof p[key] !== 'string') {
+            set(params, key, String(p[key]))
           }
-        }
+        })
       }
     },
     mounted () {
diff --git a/dubbo-admin-ui/src/util/index.js b/dubbo-admin-ui/src/util/index.js
index 5cdd02be7dc4981feb5b447bc55ec273e36fce6c..03a9a3cb21a18695516cf37e9e38c37cc224a65b 100644
--- a/dubbo-admin-ui/src/util/index.js
+++ b/dubbo-admin-ui/src/util/index.js
@@ -36,8 +36,35 @@ const toggleFullScreen = () => {
   }
 }
 
+// Flatten all nested keys of an object to one level with values, whose keys can be parameter of lodash.set
+// e.g.: [{username: 'a', age: 3}, {username: 'b', age: 4}] => {'0.username': 'a', '0.age': 3, '1.username': 'b', '1.age': 4}
+const flattenObject = obj => {
+  const toReturn = {}
+
+  for (let i in obj) {
+    if (!obj.hasOwnProperty(i)) {
+      continue
+    }
+
+    if ((typeof obj[i]) === 'object' && obj[i] !== null) {
+      const flatObject = flattenObject(obj[i])
+      for (let x in flatObject) {
+        if (!flatObject.hasOwnProperty(x)) {
+          continue
+        }
+
+        toReturn[i + '.' + x] = flatObject[x]
+      }
+    } else {
+      toReturn[i] = obj[i]
+    }
+  }
+  return toReturn
+}
+
 export default {
   randomElement,
   toggleFullScreen,
-  kebab
+  kebab,
+  flattenObject
 }
diff --git a/pom.xml b/pom.xml
index dfb727ce2d23b3165563b21cc43e0ee12ee5283f..e153dc7571fb1e38abd5f73f49e4e2bc686b4703 100644
--- a/pom.xml
+++ b/pom.xml
@@ -113,6 +113,12 @@
 				<version>${dubbo-version}</version>
 			</dependency>
 
+			<dependency>
+				<groupId>org.apache.dubbo</groupId>
+				<artifactId>dubbo-serialization-kryo</artifactId>
+				<version>${dubbo-version}</version>
+			</dependency>
+
 			<dependency>
 				<groupId>org.apache.curator</groupId>
 				<artifactId>curator-framework</artifactId>