diff --git a/src/main/java/club/joylink/xiannccda/ats/warn/axle/AxleLedMostMonitorListener.java b/src/main/java/club/joylink/xiannccda/ats/warn/axle/AxleLedMostMonitorListener.java
index 1ba2b65..17f8e1e 100644
--- a/src/main/java/club/joylink/xiannccda/ats/warn/axle/AxleLedMostMonitorListener.java
+++ b/src/main/java/club/joylink/xiannccda/ats/warn/axle/AxleLedMostMonitorListener.java
@@ -15,7 +15,6 @@ import club.joylink.xiannccda.service.AlertInfoService;
 import club.joylink.xiannccda.service.config.DeviceGuardConfigService;
 import club.joylink.xiannccda.vo.AreaConfigVO;
 import com.baomidou.mybatisplus.core.toolkit.StringPool;
-import com.baomidou.mybatisplus.core.toolkit.StringUtils;
 import com.google.common.base.Joiner;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;