diff --git a/static_core/plugins/ets/sdk/api/@ohos.buffer.ets b/static_core/plugins/ets/sdk/api/@ohos.buffer.ets
index 5f6a04ca65a3dcc3d9fdca6c832558a4def5d15c..681b6bb417e25c86de62822ad8d351c1c3574f53 100644
--- a/static_core/plugins/ets/sdk/api/@ohos.buffer.ets
+++ b/static_core/plugins/ets/sdk/api/@ohos.buffer.ets
@@ -669,7 +669,7 @@ export default namespace buffer {
      * A class representing a fixed-length sequence of bytes.
      * Provides methods for reading and manipulating binary data with various encodings.
      */
-    export class Buffer implements jsonx.JsonElementDeserializable {
+    export class Buffer implements jsonx.JsonElementSerializable {
         /** The underlying ArrayBuffer storing the binary data */
         private bufferData: ArrayBuffer;
         /** The offset into the buffer where this Buffer instance starts */
diff --git a/static_core/plugins/ets/stdlib/escompat/json.ets b/static_core/plugins/ets/stdlib/escompat/json.ets
index b1b37e04791a292cb3608699940ea606ea6e2664..84639584e706dd3eee52ae655de725e92096eed7 100644
--- a/static_core/plugins/ets/stdlib/escompat/json.ets
+++ b/static_core/plugins/ets/stdlib/escompat/json.ets
@@ -568,22 +568,22 @@ export class JSON {
     }
 
     /**
-      * Converts a JsonElementDeserializable to a JSON string.
+      * Converts a JsonElementSerializable to a JSON string.
      * @param elem - The JsonElementDeserializable to stringify
      * @returns The JSON string representation
      */
-    public static stringifyJsonElement(elem: jsonx.JsonElementDeserializable): string {
+    public static stringifyJsonElement(elem: jsonx.JsonElementSerializable): string {
         return JSON.stringifyJsonElement(elem.toJSON())
     }
 
     /**
-      * Converts a JsonElementDeserializable to a JSON string with optional formatting.
+      * Converts a JsonElementSerializable to a JSON string with optional formatting.
      * @param elem - The JsonElementDeserializable to stringify
      * @param replacer - Array of keys to include (currently not implemented)
      * @param space - String or number of spaces for indentation
      * @returns The JSON string representation
      */
-    public static stringifyJsonElement(elem: jsonx.JsonElementDeserializable, replacer?: (double | string)[], space?: int | string): string {
+    public static stringifyJsonElement(elem: jsonx.JsonElementSerializable, replacer?: (double | string)[], space?: int | string): string {
         return JSON.stringifyJsonElement(elem.toJSON(), replacer, space)
     }
 
@@ -781,7 +781,7 @@ class JSONWriter {
             this.writeESCompatRecord(temp)
         } else if (obj instanceof ESValue) {
             this.writeInteropESValue(obj)
-        } else if (obj instanceof jsonx.JsonElementDeserializable) {
+        } else if (obj instanceof jsonx.JsonElementSerializable) {
             this.buffer.append(JSON.stringifyJsonElement(obj))
         } else if (obj instanceof ArrayBuffer) {
             this.buffer.append(JSONObject.EMPTY)
diff --git a/static_core/plugins/ets/stdlib/std/core/Json.ets b/static_core/plugins/ets/stdlib/std/core/Json.ets
index 3f73768e2eca718a877e30e62c070744180821e5..0b8a5a6115e7acfa0bba8656e295c50df57d9a19 100644
--- a/static_core/plugins/ets/stdlib/std/core/Json.ets
+++ b/static_core/plugins/ets/stdlib/std/core/Json.ets
@@ -778,10 +778,10 @@ export namespace jsonx {
      */
     export interface JsonElementSerializable {
         /**
-         * Deserializes an object from a JsonElement.
-         * @param {JsonElement} jsonElem - The JSON element to deserialize from
+         * Serializes an object to a JsonElement.
+         * @returns {JsonElement} The JSON representation of the object
          */
-        fromJSON(jsonElem: JsonElement)
+        toJSON(): JsonElement
     }
 
     /**
@@ -790,10 +790,10 @@ export namespace jsonx {
      */
     export interface JsonElementDeserializable {
         /**
-         * Serializes an object to a JsonElement.
-         * @returns {JsonElement} The JSON representation of the object
+         * Deserializes an object from a JsonElement.
+         * @param {JsonElement} jsonElem - The JSON element to deserialize from
          */
-        toJSON(): JsonElement
+        fromJSON(jsonElem: JsonElement)
     }
 
 }
diff --git a/static_core/plugins/ets/tests/ets_func_tests/std/core/json/JsonElementFromJsonTest.ets b/static_core/plugins/ets/tests/ets_func_tests/std/core/json/JsonElementFromJsonTest.ets
index deac9377e854fea259ddef7364bd8023a92825dc..047ce9437ae18e6f8b6e0bbee905e970e3079a5e 100644
--- a/static_core/plugins/ets/tests/ets_func_tests/std/core/json/JsonElementFromJsonTest.ets
+++ b/static_core/plugins/ets/tests/ets_func_tests/std/core/json/JsonElementFromJsonTest.ets
@@ -39,7 +39,7 @@ function testFromJson() {
 	arktest.assertFalse(t1.t2.biz)
 }
 
-class T2 implements jsonx.JsonElementSerializable {
+class T2 implements jsonx.JsonElementDeserializable {
 	biz: boolean
 
 	fromJSON(jsonElem: jsonx.JsonElement) {
@@ -47,7 +47,7 @@ class T2 implements jsonx.JsonElementSerializable {
 	}
 }
 
-class T1 implements jsonx.JsonElementSerializable {
+class T1 implements jsonx.JsonElementDeserializable {
 	foo: int
 	bar: string
 	t2: T2
diff --git a/static_core/plugins/ets/tests/ets_func_tests/std/core/json/JsonElementToJsonTest.ets b/static_core/plugins/ets/tests/ets_func_tests/std/core/json/JsonElementToJsonTest.ets
index 3bcdb9955083fc37b978f912ff6333ed01efafe9..7e80b7871a87d69e416da35133c07850b4062002 100644
--- a/static_core/plugins/ets/tests/ets_func_tests/std/core/json/JsonElementToJsonTest.ets
+++ b/static_core/plugins/ets/tests/ets_func_tests/std/core/json/JsonElementToJsonTest.ets
@@ -30,7 +30,7 @@ function testToJson() {
 	arktest.assertTrue(jsonedT2.getBoolean("biz"))
 }
 
-class T2 implements jsonx.JsonElementDeserializable {
+class T2 implements jsonx.JsonElementSerializable {
 	biz: boolean = true
 
 	toJSON(): jsonx.JsonElement {
@@ -42,7 +42,7 @@ class T2 implements jsonx.JsonElementDeserializable {
 	}
 }
 
-class T1 implements jsonx.JsonElementDeserializable {
+class T1 implements jsonx.JsonElementSerializable {
 	foo: int = 5
 	bar: string = "34"
 	t2: T2 = new T2