diff --git a/project/src/main/java/com/sdm/project/service/impl/DemandServiceImpl.java b/project/src/main/java/com/sdm/project/service/impl/DemandServiceImpl.java
index 117d0882..ca6f730c 100644
--- a/project/src/main/java/com/sdm/project/service/impl/DemandServiceImpl.java
+++ b/project/src/main/java/com/sdm/project/service/impl/DemandServiceImpl.java
@@ -439,7 +439,7 @@ public class DemandServiceImpl extends BaseService implements IDemandService {
     }
 
     public static String removeLeadingZeros(String jobNumber) {
-        if (StringUtils.isNotBlank(jobNumber)) {
+        if (StringUtils.isBlank(jobNumber)) {
             return "";
         }
         String trimmed = jobNumber.replaceAll("^0+","");