diff --git a/faster_install/for_1.7x.0.0/faster_install.sh b/faster_install/for_1.7x.0.0/faster_install.sh
deleted file mode 100755
index 1a74496..0000000
--- a/faster_install/for_1.7x.0.0/faster_install.sh
+++ /dev/null
@@ -1,239 +0,0 @@
-#!/bin/bash
-main()
-{
-	sudo apt-get update
-	if [[ $? -ne 0 ]];then
-			echo "Update failed.Please check the network."
-			return 1
-	fi
-	
-	read -p "Is this Ubuntu18.04? This script is only available for Ubuntu18.04. If not, please change the script or Ubuntu version. [Y/N]" response
-        if [ $response"z" = "Nz" ] || [ $response"z" = "nz" ]; then
-                  echo "Exit installation"
-                  return 1
-        elif [ $response"z" = "Yz" ] || [ $response"z" = "yz" ] || [ $response"z" = "z" ]; then
-                  echo "To be continue."
-        else
-                  echo "[ERROR] Please input Y/N!"
-                  return 1
-        fi
-
-	mt=`free | tr [:blank:] \\\n | grep [0-9] | sed -n '1p'`
-	mx=`expr $mt \/ 1024 \/ 1024 + 1`
-	echo "linux memory is $mx G"
-        if [ $mx \< 4 ]; then
-		  echo "Linux Mem < 4G, please add mem for using MindStudio."
-                  echo "Exit installation"
-                  return 1
-        else
-                  echo "Memory is enough. To be continue."
-        fi
-
-	max_num=4
-	df_num=`df -h |grep /dev/sda1|awk -F'[ G]+' '{print $4}'`
-	echo "linux space is $df_num G"
-        if [ $df_num -le $max_num ]; then
-                  echo "Space is not enough, please manually release space to download mindstudio and toolkit."
-		  echo "Exit installation"
-		  return 1
-	else
-		  echo "Space is enough. To be continue."
-	fi
-
-	echo "The C73 development environment is about to be installed."
-	echo "ubuntu : 18.04"
-	echo "MindStudio: 2.3.3"
-
-	C73_flag=`find $HOME -maxdepth 1 -name "MindStudio-ubuntu" 2> /dev/null`
-    	if [[ $C73_flag ]];then
-        	read -p "[INFO] The Mindstudio is existence.Do you want to re-install ? [Y/N]: " response
-        	if [ $response"z" = "Nz" ] || [ $response"z" = "nz" ]; then
-            		echo "To be continue."
-        	elif [ $response"z" = "Yz" ] || [ $response"z" = "yz" ] || [ $response"z" = "z" ]; then
-            		rm -rf MindStudio-ubuntu
-        	else
-			echo "[ERROR] Please input Y/N!"
-			return 1
-        	fi
-    	fi
-
-	package_flag=`find $HOME -maxdepth 1 -name "mindstudio.tar.gz" 2> /dev/null`
-    	if [[ ! $package_flag ]];then
-        	read -p "[INFO] Can not find mindstudio.tar.gz in $HOME,Do you want download[Y/N]: " response
-       		if [ $response"z" = "Nz" ] || [ $response"z" = "nz" ]; then
-            		echo "Exit installation"
-            		return 1
-        	elif [ $response"z" = "Yz" ] || [ $response"z" = "yz" ] || [ $response"z" = "z" ]; then
-            		MIN_Download="YES"
-        	else
-            		echo "[ERROR] Please input Y/N!"
-            		return 1
-        	fi
-    	fi
-
-	find ~/Ascend/ascend-toolkit/ -name "20.0.*" -exec rm -rf {} \;
-	TOOLKIT_flag=`find ~/Ascend/ascend-toolkit/ -name "20.0.*" 2> /dev/null`
-	if [[ ! $TOOLKIT_flag ]];then
-		TOOLKIT_flag_arm64=`find $HOME -maxdepth 1 -name "Ascend-*-arm64-*.run" 2> /dev/null`
-    	if [[ ! $TOOLKIT_flag_arm64 ]];then
-				echo "[Error]:Can not find the Ascend-Toolkit-[version]-arm64-linux_gcc7.3.0.run package, please go to the official website to download the Toolkit installation package you need."
-				echo "Exit installation."
-				return 1
-		else
-				TOOLKIT_arm64="YES"
-    	fi
-
-		TOOLKIT_flag_x86_64=`find $HOME -maxdepth 1 -name "Ascend-*-x86_64-*.run" 2> /dev/null`
-        if [[ ! $TOOLKIT_flag_x86_64 ]];then
-				echo "[Error]:Can not find the Ascend-Toolkit-[version]-x86_64-linux_gcc7.3.0.run package, please go to the official website to download the Toolkit installation package you need."
-				echo "Exit installation."
-				return 1
-		else
-				TOOLKIT_x86_64="YES"
-		fi
-	fi
-
-	PiP_flag=`find / -maxdepth 3 -name "python3.7.5" 2> /dev/null`
-        if [[ $PiP_flag ]];then
-                echo "[INFO] the python3.7.5 is existence."
-		else
-				PiP_Download="YES"
-        fi
-
-	if [[ $MIN_Download ]];then
-      		wget -O $HOME/mindstudio.tar.gz "https://mindstudio--ddk.obs.cn-north-1.myhuaweicloud.com/C73B050/mindstudio.tar.gz" --no-check-certificate
-			if [ $? -ne 0 ];then
-            		echo "ERROR: download failed, please check Network."
-            		rm -rf $HOME/mindstudio.tar.gz
-            		return 1
-			else
-					Min_bashrc_flag="YES"
-			fi
-    	fi
-	
-	sudo apt-get install -y gcc g++ make cmake unzip zlib1g zlib1g-dev libsqlite3-dev openssl libssl-dev libffi-dev pciutils net-tools
-	if [ $? -ne 0 ];then
-                echo "[ERROR]: install failed, please check Network."
-                return 1
-        fi
-
-	sudo apt-get install -y xterm firefox xdg-utils fonts-droid-fallback fonts-wqy-zenhei fonts-wqy-microhei fonts-arphic-ukai fonts-arphic-uming
-        if [ $? -ne 0 ];then
-                echo "[ERROR]: install failed, please check Network."
-                return 1
-        fi
-
-	sudo apt-get -y install libcanberra-gtk-module openjdk-8-jdk
-        if [ $? -ne 0 ];then
-                echo "[ERROR]: install failed, please check Network."
-                return 1
-        fi
-
-	sudo apt install  -y git
-        if [ $? -ne 0 ];then
-                echo "[ERROR]: install failed, please check Network."
-                return 1
-        fi
-
-	sudo apt-get install -y qemu-user-static binfmt-support python3-yaml gcc-aarch64-linux-gnu g++-aarch64-linux-gnu g++-5-aarch64-linux-gnu
-        if [ $? -ne 0 ];then
-                echo "[ERROR]: install failed, please check Network."
-                return 1
-        fi
-
-	if [[ $PiP_Download ]];then
-		cd $HOME
-		mkdir .pip
-		touch .pip/pip.conf
-		echo "[global]" > .pip/pip.conf
-		echo "trusted-host = mirrors.aliyun.com" >> .pip/pip.conf
-		echo "index-url = http://mirrors.aliyun.com/pypi/simple/" >> .pip/pip.conf
-
-		find  ~/Python-3.7.5.tgz -exec rm -rf {} \;
-		wget https://www.python.org/ftp/python/3.7.5/Python-3.7.5.tgz
-		if [ $? -ne 0 ];then
-			echo "[ERROR]: install failed, please check Network."
-			return 1
-		fi
-
-		tar -zxvf Python-3.7.5.tgz
-		cd Python-3.7.5
-		./configure --prefix=/usr/local/python3.7.5 --enable-shared
-		make
-		sudo make install
-	
-		sudo cp /usr/local/python3.7.5/lib/libpython3.7m.so.1.0 /usr/lib
-		sudo ln -s /usr/local/python3.7.5/bin/python3 /usr/bin/python3.7
-		sudo ln -s /usr/local/python3.7.5/bin/pip3 /usr/bin/pip3.7
-		sudo ln -s /usr/local/python3.7.5/bin/python3 /usr/bin/python3.7.5
-		sudo ln -s /usr/local/python3.7.5/bin/pip3 /usr/bin/pip3.7.5
-	
-		pip3.7.5 install attrs --user  
-		pip3.7.5 install psutil --user
-		pip3.7.5 install decorator --user
-		pip3.7.5 install numpy --user
-		pip3.7.5 install protobuf==3.11.3 --user
-		pip3.7.5 install scipy --user
-		pip3.7.5 install sympy --user
-		pip3.7.5 install cffi --user
-		pip3.7.5 install grpcio --user
-		pip3.7.5 install grpcio-tools --user
-		pip3.7.5 install requests --user
-		pip3.7.5 install gnureadline --user
-		pip3.7.5 install coverage --user
-		pip3.7.5 install matplotlib --user
-		pip3.7.5 install PyQt5==5.14.0 --user
-		pip3.7.5 install tensorflow==1.15 --user
-		pip3.7.5 install pylint --user
-		pip3.7.5 install tornado==5.1.0 --user
-		Pip_bashrc_flag="YES"
-	fi
-
-	cd $HOME
-	if [[ $TOOLKIT_arm64 ]];then
-			find Ascend-*-arm64-*.run -exec chmod 777 {} \;
-			find Ascend-*-arm64-*.run -exec ./{} --install \;
-        	if [ $? -ne 0 ];then
-            		echo "ERROR: install failed, please verify that the toolkit-arm64 package is installed."
-            		return 1
-			else
-					Toolkit_bashrc_flag1="YES"
-        	fi
-    	fi
-
-	if [[ $TOOLKIT_x86_64 ]];then
-			find Ascend-*-x86_64-*.run -exec chmod 777 {} \;
-			find Ascend-*-x86_64-*.run -exec ./{} --install \;
-        	if [ $? -ne 0 ];then
-            		echo "ERROR: install failed, please verify that the toolkit-x86_64 package is installed."
-            		return 1
-			else
-					Toolkit_bashrc_flag2="YES"
-			fi
-    fi
-
-	cd $HOME
-	tar zxvf mindstudio.tar.gz
-	
-	if [[ $Min_bashrc_flag ]];then
-			echo "export LD_LIBRARY_PATH=${install_path}/atc/lib64:$LD_LIBRARY_PATH" >> ~/.bashrc
-			echo "export ASCEND_OPP_PATH=${install_path}/opp" >> ~/.bashrc
-	fi
-	
-	if [[ $Toolkit_bashrc_flag1 ]] && [[ $Toolkit_bashrc_flag2 ]];then
-			find ~/Ascend/ascend-toolkit/ -name "20.0.*" -exec echo "export install_path={}" >> ~/.bashrc \;
-	fi
-	
-	if [[ $Pip_bashrc_flag ]];then
-			echo "export PATH=/usr/local/python3.7.5/bin:${install_path}/atc/ccec_compiler/bin:${install_path}/atc/bin:$PATH" >> ~/.bashrc
-			echo "export PYTHONPATH=${install_path}/atc/python/site-packages/te:${install_path}/atc/python/site-packages/topi:$PYTHONPATH" >> ~/.bashrc
-	fi
-	
-	source ~/.bashrc
-			
-	echo "The C73 environment was successfully deployed, with MindStudio version 2.3.3"
-	
-	echo "MindStudio is about to open."
-	bash $HOME/MindStudio-ubuntu/bin/MindStudio.sh
-}
-main