diff --git a/frameworks/jskitsimpl/distributeddata/include/js_field_node.h b/frameworks/jskitsimpl/distributeddata/include/js_field_node.h
index 2845c94b07f13117e67218c74256ada7e5efdf76..693c499a72900903842bcfa2eea268be820b9887 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);
diff --git a/frameworks/jskitsimpl/distributeddata/include/js_schema.h b/frameworks/jskitsimpl/distributeddata/include/js_schema.h
index 860d3cea539581ccc64bd21b802631ff35f00cda..961de71b0dabc3befb4e8cbecf54aa85392408d4 100644
--- a/frameworks/jskitsimpl/distributeddata/include/js_schema.h
+++ b/frameworks/jskitsimpl/distributeddata/include/js_schema.h
@@ -29,8 +29,10 @@ 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);
@@ -40,8 +42,6 @@ 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,
         SCHEMA_MODE_STRICT,
diff --git a/frameworks/jskitsimpl/distributeddata/include/js_util.h b/frameworks/jskitsimpl/distributeddata/include/js_util.h
index 10a25b9aafd44163002f52e055fc6f7734a5b72f..d6c2d003de2499301926567f05f1142118e628ae 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..ea5b8b230dcbd3bac9488f6944826b8f4c360c40 100644
--- a/frameworks/jskitsimpl/distributeddata/src/js_field_node.cpp
+++ b/frameworks/jskitsimpl/distributeddata/src/js_field_node.cpp
@@ -61,7 +61,6 @@ napi_value JsFieldNode::Constructor(napi_env env)
 {
     const napi_property_descriptor properties[] = {
         DECLARE_NAPI_FUNCTION("appendChild", JsFieldNode::AppendChild),
-        DECLARE_NAPI_FUNCTION("toJson", JsFieldNode::ToJson),
         DECLARE_NAPI_GETTER_SETTER("default", JsFieldNode::GetDefaultValue, JsFieldNode::SetDefaultValue),
         DECLARE_NAPI_GETTER_SETTER("nullable", JsFieldNode::GetNullable, JsFieldNode::SetNullable),
         DECLARE_NAPI_GETTER_SETTER("type", JsFieldNode::GetValueType, JsFieldNode::SetValueType)
@@ -120,19 +119,6 @@ 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");
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..9a92202f29e08e073c6ae06f9a4869f2f9181355 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"
 
@@ -884,7 +885,11 @@ napi_status JSUtil::GetValue(napi_env env, napi_value in, DistributedKv::Options
     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);
@@ -892,6 +897,11 @@ napi_status JSUtil::GetValue(napi_env env, napi_value in, DistributedKv::Options
     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);