diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index f4a14f1bc4197051594a0f8609b4662ad4c7cefb..468cbd4ed6d579f7b39f8628a3e052e90ae26644 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -9,6 +9,11 @@ elseif ("mobilenet" IN_LIST NET)
     # gen test
     ADD_EXECUTABLE(test-mobilenet net/test_mobilenet.cpp test_helper.h  test_include.h executor_for_test.h)
     target_link_libraries(test-mobilenet paddle-mobile)
+
+    # gen test
+    ADD_EXECUTABLE(test-mobilenet-combine net/test_mobilenet_combine.cpp test_helper.h  test_include.h executor_for_test.h)
+    target_link_libraries(test-mobilenet-combine paddle-mobile)
+
 elseif ("yolo" IN_LIST NET)
     # gen test
     ADD_EXECUTABLE(test-yolo net/test_yolo.cpp test_helper.h  test_include.h executor_for_test.h)
@@ -138,6 +143,10 @@ else ()
     ADD_EXECUTABLE(test-mobilenetssd net/test_mobilenet+ssd.cpp test_helper.h  test_include.h executor_for_test.h)
     target_link_libraries(test-mobilenetssd paddle-mobile)
 
+     # gen test
+    ADD_EXECUTABLE(test-mobilenet-combine net/test_mobilenet_combine.cpp test_helper.h  test_include.h executor_for_test.h)
+    target_link_libraries(test-mobilenet-combine paddle-mobile)
+
     # gen test
     ADD_EXECUTABLE(test-sigmoid operators/test_sigmoid_op.cpp  test_include.h)
     target_link_libraries(test-sigmoid paddle-mobile)
diff --git a/test/net/test_mobilenet.cpp b/test/net/test_mobilenet.cpp
index d7793f729866024e2560ad13ac5613172eecc4dd..5a3cc43a552ccec34817af2409af98e8db0ec9e5 100644
--- a/test/net/test_mobilenet.cpp
+++ b/test/net/test_mobilenet.cpp
@@ -44,5 +44,8 @@ int main() {
               << std::endl;
   }
 
+  std::cout
+      << "如果结果Nan请查看: test/images/test_image_1x3x224x224_float 是否存在?"
+      << std::endl;
   return 0;
 }
diff --git a/test/net/test_mobilenet_combine.cpp b/test/net/test_mobilenet_combine.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..af93d105ea0c290b1dd3a80310a39e0f52c8abaa
--- /dev/null
+++ b/test/net/test_mobilenet_combine.cpp
@@ -0,0 +1,51 @@
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License. */
+
+#include <iostream>
+#include "../test_helper.h"
+#include "../test_include.h"
+
+int main() {
+  paddle_mobile::PaddleMobile<paddle_mobile::CPU> paddle_mobile;
+  paddle_mobile.SetThreadNum(4);
+  auto time1 = time();
+  if (paddle_mobile.Load(std::string(g_mobilenet_combined) + "/model",
+                         std::string(g_mobilenet_combined) + "/params", true)) {
+    auto time2 = time();
+    std::cout << "load cost :" << time_diff(time1, time1) << "ms" << std::endl;
+
+    std::vector<float> input;
+    std::vector<int64_t> dims{1, 3, 224, 224};
+    GetInput<float>(g_test_image_1x3x224x224_banana, &input, dims);
+
+    // 预热一次
+    auto vec_result = paddle_mobile.Predict(input, dims);
+    std::vector<float>::iterator biggest =
+        std::max_element(std::begin(vec_result), std::end(vec_result));
+    std::cout << " Max element is " << *biggest << " at position "
+              << std::distance(std::begin(vec_result), biggest) << std::endl;
+
+    auto time3 = time();
+    for (int i = 0; i < 10; ++i) {
+      auto vec_result = paddle_mobile.Predict(input, dims);
+    }
+    auto time4 = time();
+    std::cout << "predict cost :" << time_diff(time3, time4) / 10 << "ms"
+              << std::endl;
+  }
+  std::cout
+      << "如果结果Nan请查看: test/images/test_image_1x3x224x224_float 是否存在?"
+      << std::endl;
+  return 0;
+}
diff --git a/test/test_helper.h b/test/test_helper.h
index 658af447d6cfcd85c68ff350b104c2468d442e40..f6ad597ab122f4abda2ed255f0ec957c56d3cb46 100644
--- a/test/test_helper.h
+++ b/test/test_helper.h
@@ -27,6 +27,7 @@ limitations under the License. */
 static const char *g_ocr = "../models/ocr";
 static const char *g_mobilenet_ssd = "../models/mobilenet+ssd";
 static const char *g_mobilenet_ssd_gesture = "../models/mobilenet+ssd_gesture";
+static const char *g_mobilenet_combined = "../models/mobilenet_combine";
 static const char *g_squeezenet = "../models/squeezenet";
 static const char *g_googlenet = "../models/googlenet";
 static const char *g_mobilenet = "../models/mobilenet";
diff --git a/tools/op.cmake b/tools/op.cmake
index 6b6cb13dbc49b2a6cd672ea4e637f6650d60f8d2..0eab67267032d3956a52b80ab7494c6572df7074 100644
--- a/tools/op.cmake
+++ b/tools/op.cmake
@@ -21,7 +21,7 @@ if ("mobilenet" IN_LIST NET)
   set(ELEMENTWISEADD_OP ON)
   set(RELU_OP ON)
   set(SOFTMAX_OP ON)
-  set(SOFTMAX_OP ON)
+  set(MUL_OP ON)
   set(DEPTHWISECONV_OP ON)
   set(BATCHNORM_OP ON)
   set(POOL_OP ON)