diff --git a/src/main/java/com/chinaunicom/mall/ebtp/project/projectexception/service/impl/ProjectExceptionServiceImpl.java b/src/main/java/com/chinaunicom/mall/ebtp/project/projectexception/service/impl/ProjectExceptionServiceImpl.java
index 1195320..80981bc 100644
--- a/src/main/java/com/chinaunicom/mall/ebtp/project/projectexception/service/impl/ProjectExceptionServiceImpl.java
+++ b/src/main/java/com/chinaunicom/mall/ebtp/project/projectexception/service/impl/ProjectExceptionServiceImpl.java
@@ -489,8 +489,6 @@ public class ProjectExceptionServiceImpl extends BaseServiceImpl<ProjectExceptio
                 for (QuoteModelMaterial modelMaterial : modelMaterialList) {
                     modelMaterial.setSectionId(section.getId());
                     modelMaterial.setProjectId(projectRecord.getId());
-                    modelMaterial.setCreateDate(null);
-                    modelMaterial.setUpdateDate(null);
                     modelMaterial.setId(section.getId());
                 }
                 quoteModelMaterialAddList.addAll(modelMaterialList);