diff --git a/src/framework/data_transform.h b/src/framework/data_transform.h
deleted file mode 100644
index dee78b296c715d018bd7b18811d83f2c8453459e..0000000000000000000000000000000000000000
--- a/src/framework/data_transform.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/* 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. */
-
-#pragma once
-
-#include <functional>
-#include <utility>
-#include <vector>
-
-#include "framework/op_kernel_type.h"
-#include "framework/tensor.h"
-#include "framework/variable.h"
-
-namespace paddle_mobile {
-namespace framework {
-
-void DataTransform(const OpKernelType &expected_kernel_type,
-                   const OpKernelType &kernel_type_for_var,
-                   const Tensor &input_tensor, Tensor *out);
-
-void CopyVariableWithTensor(const Variable &in_var, const Tensor &tensor,
-                            Variable *out_var);
-
-}  // namespace framework
-}  // namespace paddle_mobile
diff --git a/src/framework/program/program.cpp b/src/framework/program/program.cpp
deleted file mode 100644
index 83e389917c76df50ea0380795b36ff012da01568..0000000000000000000000000000000000000000
--- a/src/framework/program/program.cpp
+++ /dev/null
@@ -1,17 +0,0 @@
-/* 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. */
-
-namespace paddle_mobile {
-namespace framework {}
-}  // namespace paddle_mobile
diff --git a/src/framework/program/tensor_desc.cpp b/src/framework/program/tensor_desc.cpp
deleted file mode 100644
index 1b4bd93f6f19426407868052e5366ebeeaedda69..0000000000000000000000000000000000000000
--- a/src/framework/program/tensor_desc.cpp
+++ /dev/null
@@ -1,19 +0,0 @@
-/* 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. */
-
-//
-// Created by liuRuiLong on 2018/5/26.
-//
-
-#include "tensor_desc.h"
diff --git a/src/framework/program/var_desc.cpp b/src/framework/program/var_desc.cpp
deleted file mode 100644
index e54ae67b55c15540a0232dc6fdd97e70ae721ddb..0000000000000000000000000000000000000000
--- a/src/framework/program/var_desc.cpp
+++ /dev/null
@@ -1,20 +0,0 @@
-/* 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 "var_desc.h"
-
-namespace paddle_mobile {
-
-namespace framework {}  // namespace framework
-}  // namespace paddle_mobile