diff --git a/frameworks/jskitsimpl/distributeddata/include/js_field_node.h b/frameworks/jskitsimpl/distributeddata/include/js_field_node.h
index 2845c94b07f13117e67218c74256ada7e5efdf76..50f82cf24f941c84666ccaa444de88d1a775e35c 100644
--- a/frameworks/jskitsimpl/distributeddata/include/js_field_node.h
+++ b/frameworks/jskitsimpl/distributeddata/include/js_field_node.h
@@ -36,7 +36,6 @@ public:
 
 private:
     static napi_value AppendChild(napi_env env, napi_callback_info info);
-    static napi_value ToJson(napi_env env, napi_callback_info info);
     static napi_value GetDefaultValue(napi_env env, napi_callback_info info);
     static napi_value SetDefaultValue(napi_env env, napi_callback_info info);
     static napi_value GetNullable(napi_env env, napi_callback_info info);
@@ -55,4 +54,4 @@ private:
     bool isNullable = false;
 };
 }
-#endif // OHOS_FIELD_NODE_H
+#endif // OHOS_FIELD_NODE_H
\ No newline at end of file
diff --git a/frameworks/jskitsimpl/distributeddata/include/js_schema.h b/frameworks/jskitsimpl/distributeddata/include/js_schema.h
index 860d3cea539581ccc64bd21b802631ff35f00cda..ec950c1ab8e4f1023b51218cc7e16e64b8c8f0d4 100644
--- a/frameworks/jskitsimpl/distributeddata/include/js_schema.h
+++ b/frameworks/jskitsimpl/distributeddata/include/js_schema.h
@@ -29,8 +29,9 @@ public:
     static napi_value Constructor(napi_env env);
 
     static napi_value New(napi_env env, napi_callback_info info);
+    static napi_status ToJson(napi_env env, napi_value inner, JsSchema*& out);
+    std::string Dump();
 private:
-    static napi_value ToJson(napi_env env, napi_callback_info info);
     static napi_value GetRootNode(napi_env env, napi_callback_info info);
     static napi_value SetRootNode(napi_env env, napi_callback_info info);
     static napi_value GetMode(napi_env env, napi_callback_info info);
@@ -40,7 +41,6 @@ private:
     static napi_value GetIndexes(napi_env env, napi_callback_info info);
     static napi_value SetIndexes(napi_env env, napi_callback_info info);
 
-    std::string Dump();
 
     enum {
         SCHEMA_MODE_SLOPPY,
diff --git a/frameworks/jskitsimpl/distributeddata/include/js_util.h b/frameworks/jskitsimpl/distributeddata/include/js_util.h
index 10a25b9aafd44163002f52e055fc6f7734a5b72f..944fe4652b0bb6df706e7c8f83ad8e4c2f5f9ac1 100644
--- a/frameworks/jskitsimpl/distributeddata/include/js_util.h
+++ b/frameworks/jskitsimpl/distributeddata/include/js_util.h
@@ -36,6 +36,7 @@ public:
         DOUBLE = 5,
         INVALID = 255
     };
+    using JsSchema = class JsSchema;
     using Blob = OHOS::DistributedKv::Blob;
     using ChangeNotification = OHOS::DistributedKv::ChangeNotification;
     using Options = OHOS::DistributedKv::Options;
@@ -133,6 +134,8 @@ public:
     /* napi_value <-> std::map<std::string, Status> */
     static napi_status GetValue(napi_env env, napi_value in, std::map<std::string, Status>& out);
     static napi_status SetValue(napi_env env, const std::map<std::string, Status>& in, napi_value& out);
+	
+	static napi_status GetValue(napi_env env, napi_value in, JsSchema*& out);
 
     /* napi_get_named_property wrapper */
     template <typename T>
diff --git a/frameworks/jskitsimpl/distributeddata/src/js_field_node.cpp b/frameworks/jskitsimpl/distributeddata/src/js_field_node.cpp
index cbf2c5798aba4b2b4aa6b88283556d16c5a552db..78fc864189182af958be3730e2f367a56b46b9b1 100644
--- a/frameworks/jskitsimpl/distributeddata/src/js_field_node.cpp
+++ b/frameworks/jskitsimpl/distributeddata/src/js_field_node.cpp
@@ -120,19 +120,6 @@ napi_value JsFieldNode::AppendChild(napi_env env, napi_callback_info info)
     return ctxt->output;
 }
 
-napi_value JsFieldNode::ToJson(napi_env env, napi_callback_info info)
-{
-    ZLOGD("FieldNode::ToJson");
-    auto ctxt = std::make_shared<ContextBase>();
-    ctxt->GetCbInfoSync(env, info);
-    NAPI_ASSERT(env, ctxt->status == napi_ok, "invalid arguments!");
-
-    auto fieldNode = reinterpret_cast<JsFieldNode*>(ctxt->native);
-    std::string js = fieldNode->Dump();
-    JSUtil::SetValue(env, js, ctxt->output);
-    return ctxt->output;
-}
-
 napi_value JsFieldNode::GetDefaultValue(napi_env env, napi_callback_info info)
 {
     ZLOGD("FieldNode::GetDefaultValue");
@@ -293,4 +280,4 @@ std::string JsFieldNode::Dump()
     };
     return jsNode.dump();
 }
-}
+}
\ No newline at end of file
diff --git a/frameworks/jskitsimpl/distributeddata/src/js_schema.cpp b/frameworks/jskitsimpl/distributeddata/src/js_schema.cpp
index 2d2bf484053470940897a90c234bd363ada3b7a4..1aaeef14361c616c41109e38901dc7c2e0201b1b 100644
--- a/frameworks/jskitsimpl/distributeddata/src/js_schema.cpp
+++ b/frameworks/jskitsimpl/distributeddata/src/js_schema.cpp
@@ -50,7 +50,6 @@ napi_value JsSchema::Constructor(napi_env env)
 {
     ZLOGD("Init JsSchema");
     const napi_property_descriptor properties[] = {
-        DECLARE_NAPI_FUNCTION("toJsonString", JsSchema::ToJson),
         DECLARE_NAPI_GETTER_SETTER("root", JsSchema::GetRootNode, JsSchema::SetRootNode),
         DECLARE_NAPI_GETTER_SETTER("indexes", JsSchema::GetIndexes, JsSchema::SetIndexes),
         DECLARE_NAPI_GETTER_SETTER("mode", JsSchema::GetMode, JsSchema::SetMode),
@@ -80,17 +79,10 @@ napi_value JsSchema::New(napi_env env, napi_callback_info info)
     return ctxt->self;
 }
 
-napi_value JsSchema::ToJson(napi_env env, napi_callback_info info)
+napi_status JsSchema::ToJson(napi_env env, napi_value inner, JsSchema*& out)
 {
-    ZLOGD("Schema::New");
-    auto ctxt = std::make_shared<ContextBase>();
-    ctxt->GetCbInfoSync(env, info);
-    NAPI_ASSERT(env, ctxt->status == napi_ok, "invalid arguments!");
-
-    auto schema = reinterpret_cast<JsSchema*>(ctxt->native);
-    auto json = schema->Dump();
-    JSUtil::SetValue(env, json, ctxt->output);
-    return ctxt->output;
+    ZLOGD("Schema::ToJson");
+    return JSUtil::Unwrap(env, inner, (void**)(&out), JsSchema::Constructor(env));
 }
 
 napi_value JsSchema::GetRootNode(napi_env env, napi_callback_info info)
diff --git a/frameworks/jskitsimpl/distributeddata/src/js_util.cpp b/frameworks/jskitsimpl/distributeddata/src/js_util.cpp
index efea296a9069f175fb28048504fcd1371772f675..5c2fe4eb9af26b240007d3c983c1bab1f08e1d75 100644
--- a/frameworks/jskitsimpl/distributeddata/src/js_util.cpp
+++ b/frameworks/jskitsimpl/distributeddata/src/js_util.cpp
@@ -17,6 +17,7 @@
 #include <endian.h>
 #include <securec.h>
 
+#include "js_schema.h"
 #include "log_print.h"
 #include "napi_queue.h"
 
@@ -883,15 +884,25 @@ napi_status JSUtil::GetValue(napi_env env, napi_value in, DistributedKv::Options
     int32_t kvStoreType = 0;
     GetNamedProperty(env, in, "kvStoreType", kvStoreType);
     options.kvStoreType = static_cast<DistributedKv::KvStoreType>(kvStoreType);
-
-    GetNamedProperty(env, in, "schema", options.schema);
     
+    JsSchema *jsSchema = nullptr;
+    napi_status status = GetNamedProperty(env, in, "schema", jsSchema);
+    if(status == napi_ok){
+        options.schema = jsSchema->Dump();
+    }
+
     int32_t level = 0;
     GetNamedProperty(env, in, "securityLevel", level);
     options.securityLevel = level;
     return napi_ok;
 }
 
+napi_status JSUtil::GetValue(napi_env env, napi_value inner, JsSchema*& out)
+{
+    return JsSchema::ToJson(env, inner, out);
+}
+
+
 napi_status JSUtil::SetValue(napi_env env, const DistributedKv::Options& in, napi_value& out)
 {
     (void)(env);