diff --git a/LoadingBinder/load.sh b/LoadingBinder/load.sh
index aa31f48..8a33e72 100644
--- a/LoadingBinder/load.sh
+++ b/LoadingBinder/load.sh
@@ -3,6 +3,10 @@ if [[ `whoami` != root ]]; then
     echo 这不是 root 用户，结束
     exit 1
 fi
+if [ -d /dev/binderfs ]; then   
+    echo 已启动 binder，end
+    exit
+fi
 modprobe binder_linux
 mkdir /dev/binderfs
 mount -t binder binder /dev/binderfs