diff --git a/openmptcprouter/files/etc/init.d/fengshan b/openmptcprouter/files/etc/init.d/fengshan
index 3fac7c894..3327065d5 100755
--- a/openmptcprouter/files/etc/init.d/fengshan
+++ b/openmptcprouter/files/etc/init.d/fengshan
@@ -1,17 +1,30 @@
 #!/bin/sh /etc/rc.common
 
 START=99
-start()
-{
-tem=$(cat /sys/class/thermal/thermal_zone0/temp)
-echo $tem
-if [ $tem -ge 60000 ] ; then
-echo 1 > /sys/class/leds/green:fengshan/brightness;
-echo "fengshandoup"
-logger -t "fengshanup"
-elif [ $tem -le 50000 ] ; then
-echo 0 > /sys/class/leds/green:fengshan/brightness;
-echo "fengshandown"
-logger -t "$tem" "fengshandown"
-fi
-}
\ No newline at end of file
+
+# 温度阈值设置
+HIGH_THRESHOLD=60000
+LOW_THRESHOLD=50000
+
+# 读取初始温度值
+temperature=$(cat /sys/class/thermal/thermal_zone0/temp)
+echo "初始温度：$temperature"
+
+start() {
+  while true; do
+    temperature=$(cat /sys/class/thermal/thermal_zone0/temp)
+    echo "当前温度：$temperature"
+
+    if [ "$temperature" -ge "$HIGH_THRESHOLD" ]; then
+      echo 1 > /sys/class/leds/green:fengshan/brightness
+      echo "风扇高转速"
+      logger -t "fengshanup" "温度过高"
+    elif [ "$temperature" -le "$LOW_THRESHOLD" ]; then
+      echo 0 > /sys/class/leds/green:fengshan/brightness
+      echo "风扇低转速"
+      logger -t "fengshandown" "温度正常"
+    fi
+
+    sleep 30  # 设置循环间隔为30秒
+  done
+}