diff --git a/build_iflow.sh b/build_iflow.sh
index 0a2abab9d3cfc72c6c4205e48b8b9b15adda5d71..2c467673c26a053fd81e3582ed05b74d09f88f79 100755
--- a/build_iflow.sh
+++ b/build_iflow.sh
@@ -38,34 +38,30 @@ export IFLOW_MIRROR_URL
 
 source $IFLOW_SHELL_DIR/common.sh
 
-# essential package
-RUN_ROOT apt install wget build-essential clang libreadline-dev bison flex libffi-dev cmake libboost-all-dev swig klayout libeigen3-dev libspdlog-dev -y
-# tcl
-RUN_ROOT apt install tcl-dev -y
+RUN_ROOT apt-get update && apt-get install -y cmake klayout tcl-dev libspdlog1
 RUN_ROOT cp -f /usr/include/tcl8.6/*.h /usr/include/
 RUN_ROOT ln -s -f /usr/lib/x86_64-linux-gnu/libtcl8.6.so /usr/lib/x86_64-linux-gnu/libtcl8.5.so
 
 # lemon
 CHECK_DIR /usr/local/include/lemon ||\
 {
-        RUN wget http://lemon.cs.elte.hu/pub/sources/lemon-1.3.1.tar.gz
-        RUN tar zxvf lemon-1.3.1.tar.gz
+        # RUN wget http://lemon.cs.elte.hu/pub/sources/lemon-1.3.1.tar.gz
+        RUN cd $IFLOW_TOOLS_DIR
+        CHECK_DIR lemon-1.3.1 || RUN tar zxvf lemon-1.3.1.tar.gz
         RUN cd lemon-1.3.1
-        CHECK_DIR build || RUN mkdir build
+        RUN mkdir -p build
         RUN cd build
         RUN cmake ..
         RUN make -j$IFLOW_BUILD_THREAD_NUM
         RUN_ROOT make install
-        RUN cd ../../
-        RUN rm -rf lemon-1.3.1 lemon-1.3.1.tar.gz
 }
 
-# update iFlow
-RUN cd $IFLOW_ROOT_DIR
-RUN git pull origin master
+# # update iFlow
+# RUN cd $IFLOW_ROOT_DIR
+# RUN git pull origin master
 
-# install tools
-RUN $IFLOW_SHELL_DIR/install_tools.sh
+# # install tools
+# RUN $IFLOW_SHELL_DIR/install_tools.sh
 
 # link iEDA lib
 echo 'export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:'$IFLOW_TOOLS_DIR'/iEDA_0.1/lib' >> ~/.bashrc
\ No newline at end of file
diff --git a/scripts/cfg/tools_cfg.py b/scripts/cfg/tools_cfg.py
index fa6b967c99b27d95bc400a1543bc1b6f2915af8c..97795cc4ce3b1a7d51a72f294f4b2ae3f3fec16a 100755
--- a/scripts/cfg/tools_cfg.py
+++ b/scripts/cfg/tools_cfg.py
@@ -22,11 +22,11 @@ tool1  = Tools(
 tool2  = Tools(
         ('floorplan','tapcell','pdn','gplace','resize','dplace','cts','filler','groute'),   
         'openroad_1.1.0',
-        '../../../iFlow/tools/OpenROAD9295a533/build/src/openroad')
+        '../../../iFlow/tools/OpenROAD9295a533/bin/openroad')
 tool3  = Tools(
         ('v2def','floorplan','tapcell','pdn','gplace','resize','dplace','cts','filler','groute','droute'),   
         'openroad_1.2.0',
-        '../../../iFlow/tools/OpenROADae191807/build/src/openroad')
+        '../../../iFlow/tools/OpenROADae191807/bin/openroad')
 tool4  = Tools(
         ('droute',),   
         'TritonRoute_1.0',
diff --git a/scripts/shell/install_tools.sh b/scripts/shell/install_tools.sh
index b21eb8b54030ed757495f3bea2d42225a9a82bc5..b54944f4873e4275c260927bf0a54006626e958c 100755
--- a/scripts/shell/install_tools.sh
+++ b/scripts/shell/install_tools.sh
@@ -36,30 +36,38 @@ sleep 1
 # RUN cmake .. 
 # RUN make -j$IFLOW_BUILD_THREAD_NUM
 # RUN cd $IFLOW_ROOT_DIR
-    
+
+RUN_ROOT apt-get update && apt-get install -y git tcl-dev ninja-build build-essential clang \
+    libreadline-dev bison flex libffi-dev cmake libboost-all-dev swig libeigen3-dev libspdlog-dev
+
+OPENROAD110=$IFLOW_TOOLS_DIR/OpenROAD9295a533
+OPENROAD120=$IFLOW_TOOLS_DIR/OpenROADae191807
+
+CHECK_DIR $OPENROAD110 || RUN git clone https://${IFLOW_MIRROR_URL}/The-OpenROAD-Project/OpenROAD.git tools/OpenROAD9295a533
+CHECK_DIR $OPENROAD120 || RUN cp -r $OPENROAD110 $OPENROAD120
+
 # OpenROAD9295a533
-CHECK_DIR $IFLOW_TOOLS_DIR/OpenROAD9295a533 || RUN git clone https://${IFLOW_MIRROR_URL}/The-OpenROAD-Project/OpenROAD.git tools/OpenROAD9295a533
-RUN cd $IFLOW_TOOLS_DIR/OpenROAD9295a533 
+RUN cd $OPENROAD110 
 RUN git checkout 9295a533 
-RUN cd $IFLOW_TOOLS_DIR/OpenROAD9295a533/src
-RUN git submodule update --init --recursive OpenSTA OpenDB flute3 replace ioPlacer FastRoute eigen TritonMacroPlace OpenRCX
-CHECK_DIR $IFLOW_TOOLS_DIR/OpenROAD9295a533/src/PDNSim || RUN git clone https://${IFLOW_MIRROR_URL}/ZhishengZeng/PDNSim.git PDNSim
-RUN cd $IFLOW_TOOLS_DIR/OpenROAD9295a533
-CHECK_DIR $IFLOW_TOOLS_DIR/OpenROAD9295a533/build || RUN mkdir build
-RUN cd build 
-RUN cmake .. 
-RUN make -j$IFLOW_BUILD_THREAD_NUM
+RUN cd $OPENROAD110/src
+RUN git submodule update --init --recursive --depth=1 OpenSTA OpenDB flute3 replace ioPlacer FastRoute eigen TritonMacroPlace OpenRCX
+CHECK_DIR $OPENROAD110/src/PDNSim || RUN git clone https://${IFLOW_MIRROR_URL}/ZhishengZeng/PDNSim.git PDNSim --depth=1 --branch=master
+
+RUN cd $OPENROAD110
+RUN mkdir -p build bin
+RUN cmake -S$OPENROAD110 -B$OPENROAD110/build -DCMAKE_RUNTIME_OUTPUT_DIRECTORY:FILEPATH=$OPENROAD110/bin -DCMAKE_INSTALL_PREFIX=$OPENROAD110/bin -G Ninja
+RUN cmake --build $OPENROAD110/build -j $IFLOW_BUILD_THREAD_NUM
 RUN cd $IFLOW_ROOT_DIR
 
 # OpenROADae191807
-CHECK_DIR $IFLOW_TOOLS_DIR/OpenROADae191807 || RUN git clone https://${IFLOW_MIRROR_URL}/The-OpenROAD-Project/OpenROAD.git tools/OpenROADae191807
-RUN cd $IFLOW_TOOLS_DIR/OpenROADae191807 
+RUN cd $OPENROAD120 
 RUN git checkout ae191807  
-RUN git submodule update --init --recursive
-CHECK_DIR $IFLOW_TOOLS_DIR/OpenROADae191807/build || RUN mkdir build
-RUN cd build 
-RUN cmake .. 
-RUN make -j$IFLOW_BUILD_THREAD_NUM
+RUN git submodule update --init --recursive --depth=1
+
+RUN mkdir -p build bin
+RUN cmake -S$OPENROAD120 -B$OPENROAD120/build -DCMAKE_RUNTIME_OUTPUT_DIRECTORY:FILEPATH=$OPENROAD120/bin -DCMAKE_INSTALL_PREFIX=$OPENROAD120/bin -G Ninja
+cmake -S$(pwd) -B$(pwd)/build -DCMAKE_RUNTIME_OUTPUT_DIRECTORY:FILEPATH=$(pwd)/bin -DCMAKE_INSTALL_PREFIX=$(pwd)/bin  -G Ninja
+RUN cmake --build $OPENROAD120/build -j $IFLOW_BUILD_THREAD_NUM
 RUN cd $IFLOW_ROOT_DIR
 
 echo ""
diff --git a/tools/.gitignore b/tools/.gitignore
index 3f361267838e1d43676072a46a7059980edb5956..2ad649f53f74a56b09035d73c83cc92eed3c5543 100755
--- a/tools/.gitignore
+++ b/tools/.gitignore
@@ -12,3 +12,6 @@
 !yosys4be891e8/**
 !iEDA_0.1
 !iEDA_0.1/**
+!lemon-1.3.1.tar.gz
+!OpenROAD9295a533/bin/*
+!OpenROADae191807/bin/*
\ No newline at end of file
diff --git a/tools/OpenROAD9295a533/bin/openroad b/tools/OpenROAD9295a533/bin/openroad
new file mode 100755
index 0000000000000000000000000000000000000000..048dd5d4f411fa37bb6c62d40edb5f77a2ddbb56
Binary files /dev/null and b/tools/OpenROAD9295a533/bin/openroad differ
diff --git a/tools/OpenROADae191807/bin/openroad b/tools/OpenROADae191807/bin/openroad
new file mode 100755
index 0000000000000000000000000000000000000000..38e37731820c1c6e44bd5b508f1a0305b82da68e
Binary files /dev/null and b/tools/OpenROADae191807/bin/openroad differ
diff --git a/tools/lemon-1.3.1.tar.gz b/tools/lemon-1.3.1.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..695fe997beaff217a8594a1cbe27dde9f2bbf553
Binary files /dev/null and b/tools/lemon-1.3.1.tar.gz differ