diff --git a/ai/mindspore/mindsporectest/Test.json b/ai/mindspore/mindsporectest/Test.json
index 3ef532f715e6e221f10bb12b1b011245590a8a5a..9e5287d4a25a9f5674f44a20503dc6be5111b198 100644
--- a/ai/mindspore/mindsporectest/Test.json
+++ b/ai/mindspore/mindsporectest/Test.json
@@ -41,7 +41,8 @@
             "resource/ai/mindspore/ml_headpose_pb2tflite/ml_headpose_pb2tflite_0.input -> /data/test",
             "resource/ai/mindspore/ml_headpose_pb2tflite/ml_headpose_pb2tflite_1.input -> /data/test",
             "resource/ai/mindspore/ml_headpose_pb2tflite/ml_headpose_pb2tflite_2.input -> /data/test",
-            "resource/ai/mindspore/ml_headpose_pb2tflite/ml_headpose_pb2tflite0.output -> /data/test"
+            "resource/ai/mindspore/ml_headpose_pb2tflite/ml_headpose_pb2tflite0.output -> /data/test",
+            "resource/ai/mindspore/Kirin_model/tinynet.om.ms -> /data/test"
         ]
     },
     {
diff --git a/ai/mindspore/mindsporectest/src/ohos_c_api_test_mslite.cpp b/ai/mindspore/mindsporectest/src/ohos_c_api_test_mslite.cpp
index 305db763937c34c562188b3ec631ddd8e1f445c4..09eab4cc3a687598f831e0f4fd98e12d6e4200ca 100644
--- a/ai/mindspore/mindsporectest/src/ohos_c_api_test_mslite.cpp
+++ b/ai/mindspore/mindsporectest/src/ohos_c_api_test_mslite.cpp
@@ -14,6 +14,7 @@
  */
 
 #include <thread>
+#include <random>
 #include <inttypes.h>
 #include <securec.h>
 #include "ohos_common.h"
@@ -66,11 +67,28 @@ bool IsNNRTAvailable() {
     if (desc == nullptr) {
         return false;
     }
-
+    auto type = OH_AI_GetTypeFromNNRTDeviceDesc(desc);
+    if (type != 1) {
+        return false;
+    }
     OH_AI_DestroyAllNNRTDeviceDescs(&desc);
     return true;
 }
 
+bool IsNPU() {
+    size_t num = 0;
+    auto desc = OH_AI_GetAllNNRTDeviceDescs(&num);
+    if (desc == nullptr) {
+        return false;
+    }
+    auto name = OH_AI_GetNameFromNNRTDeviceDesc(desc);
+    const std::string npu_name_prefix = "NPU_";
+    if (strncmp(npu_name_prefix.c_str(), name, npu_name_prefix.size()) != 0) {
+        return false;
+    }
+    return true;
+}
+
 // add nnrt device info
 void AddContextDeviceNNRT(OH_AI_ContextHandle context) {
     size_t num = 0;
@@ -178,6 +196,7 @@ void FillInputsData(OH_AI_TensorHandleArray inputs, string model_name, bool is_t
             auto imageBuf_nhwc = new char[size1];
             PackNCHWToNHWCFp32(imageBuf, imageBuf_nhwc, shape[0], shape[1] * shape[2], shape[3]);
             memcpy_s(input_data, size1, imageBuf_nhwc, size1);
+            delete[] imageBuf_nhwc;
         } else {
             memcpy_s(input_data, size1, imageBuf, size1);
         }
@@ -223,6 +242,7 @@ void ModelPredict(OH_AI_ModelHandle model, OH_AI_ContextHandle context, string m
         char *graphBuf = ReadFile(graphPath, ptr_size);
         ASSERT_NE(graphBuf, nullptr);
         ret = OH_AI_ModelBuild(model, graphBuf, size, OH_AI_MODELTYPE_MINDIR, context); 
+        delete[] graphBuf;
     } else {
         printf("==========Build model==========\n");
         ret = OH_AI_ModelBuildFromFile(model, graphPath, OH_AI_MODELTYPE_MINDIR, context);
@@ -1933,6 +1953,46 @@ HWTEST(MSLiteTest, OHOS_OfflineModel_0008, Function | MediumTest | Level1) {
     OH_AI_ModelDestroy(&model);
 }
 
+// 正常场景：离线模型覆盖NPU
+HWTEST(MSLiteTest, OHOS_OfflineModel_0009, Function | MediumTest | Level1) {
+    if (!IsNPU()) {
+        printf("NNRt is not NPU, skip this test");
+        return;
+    }
+
+    printf("==========Init Context==========\n");
+    OH_AI_ContextHandle context = OH_AI_ContextCreate();
+    ASSERT_NE(context, nullptr);
+    AddContextDeviceNNRT(context);
+    printf("==========Create model==========\n");
+    OH_AI_ModelHandle model = OH_AI_ModelCreate();
+    ASSERT_NE(model, nullptr);
+    printf("==========Build model==========\n");
+    OH_AI_Status ret = OH_AI_ModelBuildFromFile(model, "/data/test/tinynet.om.ms",
+        OH_AI_MODELTYPE_MINDIR, context);
+    printf("==========build model return code:%d\n", ret);
+    ASSERT_EQ(ret, OH_AI_STATUS_SUCCESS);
+    printf("==========GetInputs==========\n");
+    OH_AI_TensorHandleArray inputs = OH_AI_ModelGetInputs(model);
+    ASSERT_NE(inputs.handle_list, nullptr);
+    for (size_t i = 0; i < inputs.handle_num; ++i) {
+        OH_AI_TensorHandle tensor = inputs.handle_list[i];
+        float *input_data = reinterpret_cast<float *>(OH_AI_TensorGetMutableData(tensor));
+        size_t element_num = OH_AI_TensorGetElementNum(tensor);
+        std::random_device rd;
+        std::mt19937 gen(rd());
+        std::uniform_real_distribution<float> dis(0.0f,1.0f);
+        for (int z=0;z<element_num;z++) {
+            input_data[z] = dis(gen);
+        }
+    }
+    printf("==========Model Predict==========\n");
+    OH_AI_TensorHandleArray outputs;
+    ret = OH_AI_ModelPredict(model, inputs, &outputs, nullptr, nullptr);
+    ASSERT_EQ(ret, OH_AI_STATUS_SUCCESS);
+    OH_AI_ModelDestroy(&model);
+}
+
 // 正常场景：delegate异构，使用低级接口创建nnrt device info，选取第一个NNRT设备
 HWTEST(MSLiteTest, OHOS_NNRT_0001, Function | MediumTest | Level1) {
     printf("==========Init Context==========\n");
diff --git a/ai/mindspore/mindsporectest/src/ohos_common.cpp b/ai/mindspore/mindsporectest/src/ohos_common.cpp
index b7ae724f93606565a9a9811d01de297ab75ea1b1..cc22a50f80692073435e0440b50399cc9c3b5fbe 100644
--- a/ai/mindspore/mindsporectest/src/ohos_common.cpp
+++ b/ai/mindspore/mindsporectest/src/ohos_common.cpp
@@ -329,10 +329,14 @@ bool compFp32WithTData(float *actualOutputData, const std::string& expectedDataF
   }
   printf("\n");
   if (isquant) {
-    return allclose(actualOutputData, expectedOutputData, data_size, rtol, atol,
+    bool ret = allclose(actualOutputData, expectedOutputData, data_size, rtol, atol,
                     true);
+    free(expectedOutputData);
+    return ret;
   }
-  return allclose(actualOutputData, expectedOutputData, data_size, rtol, atol);
+  bool ret =  allclose(actualOutputData, expectedOutputData, data_size, rtol, atol);
+  free(expectedOutputData);
+  return ret;
 }
 
 bool compUint8WithTData(uint8_t *actualOutputData, const std::string& expectedDataFile,
@@ -357,11 +361,15 @@ bool compUint8WithTData(uint8_t *actualOutputData, const std::string& expectedDa
   }
   printf("\n");
   if (isquant) {
-    return allclose_int8(actualOutputData, expectedOutputData, data_size, rtol,
+    bool ret =  allclose_int8(actualOutputData, expectedOutputData, data_size, rtol,
                          atol, true);
+    free(expectedOutputData);
+    return ret;
   }
-  return allclose_int8(actualOutputData, expectedOutputData, data_size, rtol,
+  bool ret =  allclose_int8(actualOutputData, expectedOutputData, data_size, rtol,
                        atol);
+  free(expectedOutputData);
+  return ret;
 }
 
 /*