1 files changed, 1 insertions, 1 deletions
diff --git a/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java b/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
index f79641bcf..3945b86a3 100644
--- a/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
@@ -169,7 +169,7 @@ public class HuabaoProtocolDecoder extends BaseProtocolDecoder {
         } else {
             long imei = id.getUnsignedShort(0);
             imei = (imei << 32) + id.getUnsignedInt(2);
-            return String.valueOf(imei);
+            return String.valueOf(imei) + Checksum.luhn(imei);
         }
     }