diff --git a/CreateEnvironment.sh b/CreateEnvironment.sh
index 0934a83..5bcc27a 100755
--- a/CreateEnvironment.sh
+++ b/CreateEnvironment.sh
@@ -42,6 +42,12 @@ cd cmake-3.17.3
 sudo make install
 sudo ln -sf /usr/local/bin/cmake  /usr/bin/cmake
 
+# udpClient
+cd /home/300tc/library_source
+git clone http://106.75.72.40:3000/tangchao0503/udpClient.git
+cd udpClient
+sudo gcc udpClient.c -o udpClient 
+
 # create_ap
 cd /home/300tc/library_source
 #sudo git clone https://github.com/oblique/create_ap.git
@@ -201,3 +207,9 @@ cd  /home/300tc/projects_source/Payload_SDK_V2.2.1_300tc/sample/platform/linux/m
 sudo cmake ..
 sudo make
 
+
+# crontab
+cd /etc/cron.d
+cp anacron 300tc
+sed -i '$d' 300tc
+sudo sed -i '$a */1 * * * * root /home/pi/tc_ShellScripts/finger_daemon.sh' 300tc
diff --git a/finger_daemon.sh b/finger_daemon.sh
index 50e08a5..6b4c7b1 100755
--- a/finger_daemon.sh
+++ b/finger_daemon.sh
@@ -21,7 +21,7 @@ echo "the current directory is " $(pwd)
 LogDirectory=/media/nvme/300TC/programRunLog
 
 if [ ! -e $LogDirectory  ]; then
-        sudo mkdir $LogDirectory
+        sudo mkdir -p $LogDirectory
 else
         echo directory $LogDirectory exist!
 fi