diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9e7ea0d..c5bbe39 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,7 +2,7 @@ image: "git.mesalab.cn:7443/mesa_platform/build-env:master"
 variables:
   GIT_STRATEGY: "clone"
   BUILD_PADDING_PREFIX: /tmp/padding_for_CPACK_RPM_BUILD_SOURCE_DIRS_PREFIX_PREFIX_PREFIX_PREFIX_PREFIX_PREFIX/
-  INSTALL_PREFIX: "/opt/tsg/traffic-steering-service"
+  INSTALL_PREFIX: "/opt/tsg/sce"
   TESTING_VERSION_BUILD: 0
 
 stages:
@@ -52,7 +52,7 @@ develop_build_debug:
     PULP3_REPO_NAME: tsg-testing-x86_64.el7
     PULP3_DIST_NAME: tsg-testing-x86_64.el7
   artifacts:
-    name: "traffic-steering-service-develop-$CI_COMMIT_REF_NAME-debug"
+    name: "sce-develop-$CI_COMMIT_REF_NAME-debug"
     paths:
       - build/*.rpm
   only:
@@ -71,7 +71,7 @@ develop_build_release:
     PULP3_REPO_NAME: tsg-testing-x86_64.el7
     PULP3_DIST_NAME: tsg-testing-x86_64.el7
   artifacts:
-    name: "traffic-steering-service-develop-$CI_COMMIT_REF_NAME-release"
+    name: "sce-develop-$CI_COMMIT_REF_NAME-release"
     paths:
       - build/*.rpm
   only:
@@ -88,7 +88,7 @@ release_build_debug:
     PULP3_DIST_NAME: tsg-stable-x86_64.el7
   extends: .build_by_travis
   artifacts:
-    name: "traffic-steering-service-install-$CI_COMMIT_REF_NAME-debug"
+    name: "sce-install-$CI_COMMIT_REF_NAME-debug"
     paths:
     - build/*.rpm
   only:
@@ -104,7 +104,7 @@ release_build_release:
     PULP3_DIST_NAME: tsg-stable-x86_64.el7
   extends: .build_by_travis
   artifacts:
-    name: "traffic-steering-service-install-$CI_COMMIT_REF_NAME-release"
+    name: "sce-install-$CI_COMMIT_REF_NAME-release"
     paths:
       - build/*.rpm
   only:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8336773..8f17360 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.5)
-project(traffic-steering-service)
+project(sce)
 
 set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
 include(Version)
diff --git a/ci/travis.sh b/ci/travis.sh
index 5b80946..8f1c415 100644
--- a/ci/travis.sh
+++ b/ci/travis.sh
@@ -34,6 +34,12 @@ env | sort
 
 # Install dependency from YUM
 yum install -y libasan
+yum install -y mrzcpd
+yum install -y libmaatframe-devel
+yum install -y libMESA_handle_logger-devel
+yum install -y libMESA_prof_load-devel
+yum install -y librulescan-devel
+yum install -y libasan
 
 if [ $ASAN_OPTION ]; then
   source /opt/rh/devtoolset-7/enable
@@ -57,7 +63,7 @@ if [ -n "${PACKAGE}" ]; then
 fi
 
 if [ -n "${UPLOAD_SYMBOL_FILES}" ]; then
-  rpm -i traffic-steering-service*debuginfo*.rpm
-  cp /usr/lib/debug/opt/tsg/traffic-steering-service/bin/traffic-steering-service.debug /tmp/traffic-steering-service.debuginfo.${CI_COMMIT_SHORT_SHA}
-  sentry-cli upload-dif -t elf /tmp/traffic-steering-service.debuginfo.${CI_COMMIT_SHORT_SHA}
+  rpm -i sce*debuginfo*.rpm
+  cp /usr/lib/debug/opt/tsg/sce/bin/sce.debug /tmp/sce.debuginfo.${CI_COMMIT_SHORT_SHA}
+  sentry-cli upload-dif -t elf /tmp/sce.debuginfo.${CI_COMMIT_SHORT_SHA}
 fi
diff --git a/cmake/Package.cmake b/cmake/Package.cmake
index 1e03266..3f4c7bc 100644
--- a/cmake/Package.cmake
+++ b/cmake/Package.cmake
@@ -1,7 +1,7 @@
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-    set(CPACK_PACKAGE_NAME "traffic-steering-service-debug")
+    set(CPACK_PACKAGE_NAME "sce-debug")
 else()
-    set(CPACK_PACKAGE_NAME "traffic-steering-service")
+    set(CPACK_PACKAGE_NAME "sce")
 endif()
 
 message(STATUS "Package: ${CPACK_PACKAGE_NAME}")
@@ -25,9 +25,9 @@ set(CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE ${CMAKE_SOURCE_DIR}/cmake/PreUninstall.i
 
 # Must uninstall the debug package before install release package
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-    set(CPACK_RPM_PACKAGE_CONFLICTS "traffic-steering-service")
+    set(CPACK_RPM_PACKAGE_CONFLICTS "sce")
 else()
-    set(CPACK_RPM_PACKAGE_CONFLICTS "traffic-steering-service-debug")
+    set(CPACK_RPM_PACKAGE_CONFLICTS "sce-debug")
 endif()
 
 include(CPack)
\ No newline at end of file
diff --git a/cmake/PostInstall.in b/cmake/PostInstall.in
index 54c05db..52cb49d 100644
--- a/cmake/PostInstall.in
+++ b/cmake/PostInstall.in
@@ -1,2 +1,2 @@
-%systemd_post traffic-steering-service.service
+%systemd_post sce.service
 /sbin/ldconfig
\ No newline at end of file
diff --git a/cmake/PostUninstall.in b/cmake/PostUninstall.in
index ce64035..c3a3906 100644
--- a/cmake/PostUninstall.in
+++ b/cmake/PostUninstall.in
@@ -1,2 +1,2 @@
-%systemd_postun_with_restart traffic-steering-service.service
+%systemd_postun_with_restart sce.service
 /sbin/ldconfig
\ No newline at end of file
diff --git a/cmake/PreUninstall.in b/cmake/PreUninstall.in
index 542bc80..88f89dc 100644
--- a/cmake/PreUninstall.in
+++ b/cmake/PreUninstall.in
@@ -1 +1 @@
-%systemd_preun traffic-steering-service.service
\ No newline at end of file
+%systemd_preun sce.service
\ No newline at end of file
diff --git a/common/include/log.h b/common/include/log.h
index 97d3a6e..0cdcfdf 100644
--- a/common/include/log.h
+++ b/common/include/log.h
@@ -8,16 +8,22 @@ extern "C"
 
 #include <stdio.h>
 
-#define LOG_DEBUG(format, ...)                       \
-	{                                                \
+#define LOG_DEBUG(format, ...)                                \
+	{                                                         \
 		fprintf(stdout, "DEBUG " format "\n", ##__VA_ARGS__); \
-		fflush(stdout);                              \
+		fflush(stdout);                                       \
 	}
 
-#define LOG_ERROR(format, ...)                       \
-	{                                                \
+#define LOG_INFO(format, ...)                                \
+	{                                                        \
+		fprintf(stdout, "INFO " format "\n", ##__VA_ARGS__); \
+		fflush(stdout);                                      \
+	}
+
+#define LOG_ERROR(format, ...)                                \
+	{                                                         \
 		fprintf(stderr, "ERROR " format "\n", ##__VA_ARGS__); \
-		fflush(stderr);                              \
+		fflush(stderr);                                       \
 	}
 
 #ifdef __cpluscplus
diff --git a/platform/CMakeLists.txt b/platform/CMakeLists.txt
index dfec65e..affcd5e 100644
--- a/platform/CMakeLists.txt
+++ b/platform/CMakeLists.txt
@@ -1,7 +1,11 @@
-add_executable(traffic-steering-service src/main.cpp)
+add_executable(sce src/main.cpp src/policy.cpp)
 
-target_include_directories(traffic-steering-service PUBLIC ${CMAKE_CURRENT_LIST_DIR}/include/)
-target_link_libraries(traffic-steering-service common)
-target_link_libraries(traffic-steering-service pthread)
+target_include_directories(sce PUBLIC ${CMAKE_CURRENT_LIST_DIR}/include/)
+target_link_libraries(sce PUBLIC common)
+target_link_libraries(sce PUBLIC pthread)
+target_link_libraries(sce PUBLIC MESA_handle_logger)
+target_link_libraries(sce PUBLIC MESA_prof_load)
+target_link_libraries(sce PUBLIC maatframe)
+target_link_libraries(sce PUBLIC cjson)
 
-install(TARGETS traffic-steering-service RUNTIME DESTINATION bin COMPONENT Program)
\ No newline at end of file
+install(TARGETS sce RUNTIME DESTINATION bin COMPONENT Program)
\ No newline at end of file
diff --git a/script/CMakeLists.txt b/script/CMakeLists.txt
index d509af6..b46517c 100644
--- a/script/CMakeLists.txt
+++ b/script/CMakeLists.txt
@@ -1 +1 @@
-install(FILES service/traffic-steering-service.service DESTINATION /usr/lib/systemd/system/ COMPONENT Program)
\ No newline at end of file
+install(FILES service/sce.service DESTINATION /usr/lib/systemd/system/ COMPONENT Program)
\ No newline at end of file
diff --git a/script/service/sce.service b/script/service/sce.service
new file mode 100644
index 0000000..b5bacb2
--- /dev/null
+++ b/script/service/sce.service
@@ -0,0 +1,6 @@
+[Unit]
+Description=TSG Service Chaining Engine
+After=network.target
+
+[Service]
+ExecStart=/opt/tsg/sce/bin/sce
\ No newline at end of file
diff --git a/script/service/traffic-steering-service.service b/script/service/traffic-steering-service.service
deleted file mode 100644
index daba5f2..0000000
--- a/script/service/traffic-steering-service.service
+++ /dev/null
@@ -1,6 +0,0 @@
-[Unit]
-Description=Traffic Steering Service
-After=network.target
-
-[Service]
-ExecStart=/opt/tsg/traffic-steering-service/bin/traffic-steering-service
\ No newline at end of file
diff --git a/vendor/CMakeLists.txt b/vendor/CMakeLists.txt
index 6799ed0..5bc633f 100644
--- a/vendor/CMakeLists.txt
+++ b/vendor/CMakeLists.txt
@@ -18,4 +18,36 @@ set_property(TARGET gtest PROPERTY INTERFACE_LINK_LIBRARIES pthread)
 add_library(gmock STATIC IMPORTED GLOBAL)
 add_dependencies(gmock googletest)
 set_property(TARGET gmock PROPERTY IMPORTED_LOCATION ${INSTALL_DIR}/lib/libgmock.a)
-set_property(TARGET gmock PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${INSTALL_DIR}/include)
\ No newline at end of file
+set_property(TARGET gmock PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${INSTALL_DIR}/include)
+
+# cjson
+ExternalProject_Add(cJSON PREFIX cJSON
+        URL ${CMAKE_CURRENT_SOURCE_DIR}/cJSON-1.7.7.tar.gz
+        URL_MD5 715009c99728bf81d6c97352718650ff
+        CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>
+        -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
+        -DBUILD_SHARED_AND_STATIC_LIBS=1)
+
+ExternalProject_Get_Property(cJSON INSTALL_DIR)
+file(MAKE_DIRECTORY ${INSTALL_DIR}/include)
+
+add_library(cjson SHARED IMPORTED GLOBAL)
+add_dependencies(cjson cJSON)
+set_property(TARGET cjson PROPERTY IMPORTED_LOCATION ${INSTALL_DIR}/lib64/libcjson.a)
+set_property(TARGET cjson PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${INSTALL_DIR}/include)
+
+# MESA Framework
+set(MESA_FRAMEWORK_LIB_DIR /opt/MESA/lib)
+set(MESA_FRAMEWORK_INCLUDE_DIR /opt/MESA/include)
+
+add_library(MESA_handle_logger SHARED IMPORTED GLOBAL)
+set_property(TARGET MESA_handle_logger PROPERTY IMPORTED_LOCATION ${MESA_FRAMEWORK_LIB_DIR}/libMESA_handle_logger.so)
+set_property(TARGET MESA_handle_logger PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${MESA_FRAMEWORK_INCLUDE_DIR})
+
+add_library(MESA_prof_load SHARED IMPORTED GLOBAL)
+set_property(TARGET MESA_prof_load PROPERTY IMPORTED_LOCATION ${MESA_FRAMEWORK_LIB_DIR}/libMESA_prof_load.so)
+set_property(TARGET MESA_prof_load PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${MESA_FRAMEWORK_INCLUDE_DIR})
+
+add_library(maatframe SHARED IMPORTED GLOBAL)
+set_property(TARGET maatframe PROPERTY IMPORTED_LOCATION ${MESA_FRAMEWORK_LIB_DIR}/libmaatframe.so)
+set_property(TARGET maatframe PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${MESA_FRAMEWORK_INCLUDE_DIR})
\ No newline at end of file
diff --git a/vendor/cJSON-1.7.7.tar.gz b/vendor/cJSON-1.7.7.tar.gz
new file mode 100644
index 0000000..c2350cf
Binary files /dev/null and b/vendor/cJSON-1.7.7.tar.gz differ