diff --git a/en/native_sdk/ai/mindspore/types.h b/en/native_sdk/ai/mindspore/types.h
index f82d217ddc34be245b83ea2cc2a21d0adeb39589..db2042069b930b73d49a6c04b54411e95762eccc 100644
--- a/en/native_sdk/ai/mindspore/types.h
+++ b/en/native_sdk/ai/mindspore/types.h
@@ -80,6 +80,13 @@ typedef enum OH_AI_DeviceType {
    * @since 9
    */
   OH_AI_DEVICETYPE_KIRIN_NPU,
+  
+  //ohos-only device range[60,80)
+  /** Device type: NNRt
+   *
+   * @since 9
+   */
+  OH_AI_DEVICETYPE_NNRT=60,
   /** Invalid device type
    *
    * @since 9
diff --git a/zh-cn/native_sdk/ai/mindspore/types.h b/zh-cn/native_sdk/ai/mindspore/types.h
index b5bb2af33d870258b741fa60e2813088f1e5cf12..f8f2f001bbebe65597dec30f4f0f1dd6ef3d7a51 100644
--- a/zh-cn/native_sdk/ai/mindspore/types.h
+++ b/zh-cn/native_sdk/ai/mindspore/types.h
@@ -80,10 +80,13 @@ typedef enum OH_AI_DeviceType {
    * @since 9
    */
   OH_AI_DEVICETYPE_KIRIN_NPU,
-  /** 设备类型无效
+
+  //ohos 设备范围是 [60,80)
+  /** Device type: NNRt
    *
    * @since 9
    */
+  OH_AI_DEVICETYPE_NNRT=60,
   OH_AI_DEVICETYPE_INVALID = 100,
 } OH_AI_DeviceType;