diff --git a/src/main/java/com/yzx/impl/HKVersion.java b/src/main/java/com/yzx/impl/HKVersion.java
index 61c3edf..f92d95d 100644
--- a/src/main/java/com/yzx/impl/HKVersion.java
+++ b/src/main/java/com/yzx/impl/HKVersion.java
@@ -7,7 +7,6 @@ import com.hkversion.Acs.UserManage;
 import com.hkversion.FMSGCallBack;
 import com.hkversion.FMSGCallBack_V31;
 import com.hkversion.HCNetSDK;
-import com.sun.deploy.util.StringUtils;
 import com.sun.jna.Native;
 import com.sun.jna.Pointer;
 import com.yzx.IHardwareEquipment;