diff --git a/src/main/java/com/ruoyi/airline/domain/uitl/KmlFileUtils.java b/src/main/java/com/ruoyi/airline/domain/util/KmlFileUtils.java
similarity index 95%
rename from src/main/java/com/ruoyi/airline/domain/uitl/KmlFileUtils.java
rename to src/main/java/com/ruoyi/airline/domain/util/KmlFileUtils.java
index 8afe635..60935f1 100644
--- a/src/main/java/com/ruoyi/airline/domain/uitl/KmlFileUtils.java
+++ b/src/main/java/com/ruoyi/airline/domain/util/KmlFileUtils.java
@@ -1,4 +1,4 @@
-package com.ruoyi.airline.domain.uitl;
+package com.ruoyi.airline.domain.util;
 
 
 import com.ruoyi.airline.domain.model.kml.*;
diff --git a/src/main/java/com/ruoyi/airline/domain/uitl/WayPointUitls.java b/src/main/java/com/ruoyi/airline/domain/util/WayPointUitls.java
similarity index 99%
rename from src/main/java/com/ruoyi/airline/domain/uitl/WayPointUitls.java
rename to src/main/java/com/ruoyi/airline/domain/util/WayPointUitls.java
index a0c62bb..a90a6dd 100644
--- a/src/main/java/com/ruoyi/airline/domain/uitl/WayPointUitls.java
+++ b/src/main/java/com/ruoyi/airline/domain/util/WayPointUitls.java
@@ -1,6 +1,5 @@
-package com.ruoyi.airline.domain.uitl;
+package com.ruoyi.airline.domain.util;
 
-import com.ruoyi.airline.api.domain.AirLinePointVO;
 import com.ruoyi.airline.domain.model.kml.*;
 import com.ruoyi.airline.service.dto.AirLinePointDTO;
 import org.slf4j.Logger;
diff --git a/src/main/java/com/ruoyi/airline/service/impl/AirlineFileServiceImpl.java b/src/main/java/com/ruoyi/airline/service/impl/AirlineFileServiceImpl.java
index d9d0980..0558d1b 100644
--- a/src/main/java/com/ruoyi/airline/service/impl/AirlineFileServiceImpl.java
+++ b/src/main/java/com/ruoyi/airline/service/impl/AirlineFileServiceImpl.java
@@ -3,8 +3,8 @@ package com.ruoyi.airline.service.impl;
 import com.ruoyi.airline.domain.api.IAirlineFileDomain;
 import com.ruoyi.airline.domain.model.AirlineFile;
 import com.ruoyi.airline.domain.model.kml.KmlInfo;
-import com.ruoyi.airline.domain.uitl.KmlFileUtils;
-import com.ruoyi.airline.domain.uitl.WayPointUitls;
+import com.ruoyi.airline.domain.util.KmlFileUtils;
+import com.ruoyi.airline.domain.util.WayPointUitls;
 import com.ruoyi.airline.service.api.IAirlineFileService;
 import com.ruoyi.airline.service.convert.AirlineFileServiceConvert;
 import com.ruoyi.airline.service.dto.AirLinePointDTO;
@@ -23,7 +23,6 @@ import org.springframework.stereotype.Service;
 import org.springframework.web.multipart.MultipartFile;
 
 import java.io.IOException;
-import java.util.Arrays;
 import java.util.List;
 import java.util.Objects;
 import java.util.UUID;