diff --git a/.teamcity/Dockerfile b/.teamcity/Dockerfile
index e5422e8ec25afdd842dee657cce38c0f15b59b57..ca88356178e7461fd2b7bae2e9f14f02966733b7 100644
--- a/.teamcity/Dockerfile
+++ b/.teamcity/Dockerfile
@@ -15,7 +15,7 @@
 
 # A dev image based on paddle production image
 
-FROM parl/parl-test:1.1-cuda9.0-cudnn7
+FROM parl/parl-test:1.1-cuda9.0-cudnn7-v2
 
 COPY ./requirements.txt /root/
 
diff --git a/.teamcity/build.sh b/.teamcity/build.sh
index 9b8b7a3e7f9f8b0b925399c0938feb117e41b097..298812ebd8293525b2d72cbe73ffcfcd6a0332c2 100755
--- a/.teamcity/build.sh
+++ b/.teamcity/build.sh
@@ -67,6 +67,7 @@ function run_test_with_gpu() {
     ========================================
 EOF
     ctest --output-on-failure
+    rm -rf ${REPO_ROOT}/build
 }
 
 function run_test_with_cpu() {
@@ -81,19 +82,41 @@ function run_test_with_cpu() {
     ========================================
 EOF
     ctest --output-on-failure
+    rm -rf ${REPO_ROOT}/build
+}
+
+function run_import_test {
+    export CUDA_VISIBLE_DEVICES=""
+
+    mkdir -p ${REPO_ROOT}/build
+    cd ${REPO_ROOT}/build
+
+    cmake .. -DIS_TESTING_IMPORT=ON
+
+    cat <<EOF
+    ========================================
+    Running import test...
+    ========================================
+EOF
+    ctest --output-on-failure
+    rm -rf ${REPO_ROOT}/build
 }
 
 function main() {
     set -e
     local CMD=$1
+    
     init
     case $CMD in
         check_style)
           check_style
           ;;
         test)
+          /root/miniconda3/envs/empty_env/bin/pip install -i https://pypi.tuna.tsinghua.edu.cn/simple .
+          /root/miniconda3/envs/paddle1.4.0/bin/pip install -i https://pypi.tuna.tsinghua.edu.cn/simple .
           run_test_with_gpu
           run_test_with_cpu
+          run_import_test
           ;;
         *)
           print_usage
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 053a41399ad48ea03c1efc94025ec0c2d81783ec..543b4729d560243750880dbfc5ad4b1166718c18 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,6 +17,8 @@ cmake_minimum_required(VERSION 3.0)
 enable_testing()
 
 option(WITH_TESTING "Include unit testing" ON)
+option(IS_TESTING_IMPORT "Whether is testing import parl" OFF)
+
 set(PADDLE_PYTHON_PATH "" CACHE STRING "Python path to PaddlePaddle Fluid")
 
 function(py_test TARGET_NAME)
@@ -34,10 +36,30 @@ function(py_test TARGET_NAME)
         WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
 endfunction()
 
+function(import_test TARGET_NAME)
+    set(options "")
+    set(oneValueArgs "")
+    set(multiValueArgs SRCS DEPS ARGS ENVS)
+    cmake_parse_arguments(py_test "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
+    add_test(NAME ${TARGET_NAME}_with_empty_env
+        COMMAND env PYTHONPATH=.:${py_test_ENVS}
+        /root/miniconda3/envs/empty_env/bin/python -u ${py_test_SRCS} ${py_test_ARGS}
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
+    add_test(NAME ${TARGET_NAME}_with_paddle1.4.0
+        COMMAND env PYTHONPATH=.:${py_test_ENVS}
+        /root/miniconda3/envs/paddle1.4.0/bin/python -u ${py_test_SRCS} ${py_test_ARGS}
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
+endfunction()
+
 if (WITH_TESTING)
-    file(GLOB_RECURSE TEST_OPS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "*_test.py")
-    string(REPLACE ".py" "" TEST_OPS "${TEST_OPS}")
-    foreach(src ${TEST_OPS})
-        py_test(${src} SRCS ${src}.py ENVS ${PADDLE_PYTHON_PATH})
-    endforeach()
+    if (IS_TESTING_IMPORT)
+        set(src "parl/tests/import_test")
+        import_test(${src} SRCS ${src}.py ENVS ${PADDLE_PYTHON_PATH})
+    else ()
+        file(GLOB_RECURSE TEST_OPS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "*_test.py")
+        string(REPLACE ".py" "" TEST_OPS "${TEST_OPS}")
+        foreach(src ${TEST_OPS})
+            py_test(${src} SRCS ${src}.py ENVS ${PADDLE_PYTHON_PATH})
+        endforeach()
+    endif()
 endif()
diff --git a/parl/tests/import_test.py b/parl/tests/import_test.py
new file mode 100644
index 0000000000000000000000000000000000000000..5f77cb9570ef9d7faf6d61fb5d4d88d783296fe4
--- /dev/null
+++ b/parl/tests/import_test.py
@@ -0,0 +1,24 @@
+#   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.
+
+import unittest
+
+
+class ImportTest(unittest.TestCase):
+    def test_import_parl_alone(self):
+        import parl
+
+
+if __name__ == '__main__':
+    unittest.main()