diff --git a/CMakeLists.txt b/CMakeLists.txt
index 54d0d41f..0f096a85 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -60,6 +60,9 @@ if(USE_PROTOBUF)
 endif()
 
 include_directories(include)
+
+add_subdirectory(optimization)
+
 # Pybind11
 add_subdirectory(3rd-party/pybind11)
 include_directories(3rd-party/pybind11/include)
@@ -121,7 +124,7 @@ if(USE_PROTOBUF)
   target_link_libraries(InfiniTensor tensor_proto)
 endif()
 
-target_link_libraries(InfiniTensor pybind11::embed)
+target_link_libraries(InfiniTensor optimization pybind11::embed)
 
 # TVM backend
 if(BUILD_TEST_EINNET)
diff --git a/try/CMakeLists.txt b/optimization/CMakeLists.txt
similarity index 54%
rename from try/CMakeLists.txt
rename to optimization/CMakeLists.txt
index f88cd57d..a10d8cb4 100644
--- a/try/CMakeLists.txt
+++ b/optimization/CMakeLists.txt
@@ -1,12 +1,12 @@
 cmake_minimum_required(VERSION 3.16 FATAL_ERROR)
 
-project(graph LANGUAGES CXX C)
+project(optimization LANGUAGES CXX C)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
 file(GLOB_RECURSE SRC src/*.h src/*.cc src/*.cpp)
-add_library(graph ${SRC})
+add_library(optimization ${SRC})
 
 file(GLOB_RECURSE TEST test/*.cpp)
-add_executable(test ${TEST})
-target_link_libraries(test graph)
+add_executable(test_optimization ${TEST})
+target_link_libraries(test_optimization optimization)
diff --git a/try/Makefile b/optimization/Makefile
similarity index 100%
rename from try/Makefile
rename to optimization/Makefile
diff --git a/try/README.md b/optimization/README.md
similarity index 100%
rename from try/README.md
rename to optimization/README.md
diff --git a/try/src/data.h b/optimization/src/data.h
similarity index 100%
rename from try/src/data.h
rename to optimization/src/data.h
diff --git a/try/src/data_type.cc b/optimization/src/data_type.cc
similarity index 100%
rename from try/src/data_type.cc
rename to optimization/src/data_type.cc
diff --git a/try/src/data_type.h b/optimization/src/data_type.h
similarity index 100%
rename from try/src/data_type.h
rename to optimization/src/data_type.h
diff --git a/try/src/graph.cc b/optimization/src/graph.cc
similarity index 100%
rename from try/src/graph.cc
rename to optimization/src/graph.cc
diff --git a/try/src/graph.h b/optimization/src/graph.h
similarity index 100%
rename from try/src/graph.h
rename to optimization/src/graph.h
diff --git a/try/src/mutation.cc b/optimization/src/mutation.cc
similarity index 100%
rename from try/src/mutation.cc
rename to optimization/src/mutation.cc
diff --git a/try/src/mutation.h b/optimization/src/mutation.h
similarity index 100%
rename from try/src/mutation.h
rename to optimization/src/mutation.h
diff --git a/try/src/op_type.h b/optimization/src/op_type.h
similarity index 100%
rename from try/src/op_type.h
rename to optimization/src/op_type.h
diff --git a/try/src/tensor.cc b/optimization/src/tensor.cc
similarity index 100%
rename from try/src/tensor.cc
rename to optimization/src/tensor.cc
diff --git a/try/src/tensor.h b/optimization/src/tensor.h
similarity index 100%
rename from try/src/tensor.h
rename to optimization/src/tensor.h
diff --git a/try/src0/data.h b/optimization/src0/data.h
similarity index 100%
rename from try/src0/data.h
rename to optimization/src0/data.h
diff --git a/try/src0/data_type.cc b/optimization/src0/data_type.cc
similarity index 100%
rename from try/src0/data_type.cc
rename to optimization/src0/data_type.cc
diff --git a/try/src0/data_type.h b/optimization/src0/data_type.h
similarity index 100%
rename from try/src0/data_type.h
rename to optimization/src0/data_type.h
diff --git a/try/src0/graph.h b/optimization/src0/graph.h
similarity index 100%
rename from try/src0/graph.h
rename to optimization/src0/graph.h
diff --git a/try/src0/op_type.h b/optimization/src0/op_type.h
similarity index 100%
rename from try/src0/op_type.h
rename to optimization/src0/op_type.h
diff --git a/try/src0/test/test.cpp b/optimization/src0/test/test.cpp
similarity index 100%
rename from try/src0/test/test.cpp
rename to optimization/src0/test/test.cpp
diff --git a/try/test/test.cpp b/optimization/test/test.cpp
similarity index 100%
rename from try/test/test.cpp
rename to optimization/test/test.cpp