diff --git a/apps/opm/services.py b/apps/opm/services.py
index d9ef2c7f..8d425ad8 100644
--- a/apps/opm/services.py
+++ b/apps/opm/services.py
@@ -188,4 +188,14 @@ def check_opl_audit_imgs(ticket: Ticket, transition: Transition, new_ticket_data
         opl.audit_imgs.set(audit_imgs)
         opl.save()
     else:
-        raise ParseError('需提交审核照片')
\ No newline at end of file
+        raise ParseError('需提交审核照片')
+    
+
+def check_opl_work_imgs(ticket: Ticket, transition: Transition, new_ticket_data: dict):
+    work_imgs = new_ticket_data.get('work_imgs', [])
+    if work_imgs:
+        opl = Opl.objects.get(ticket=ticket)
+        opl.work_imgs.set(work_imgs)
+        opl.save()
+    else:
+        raise ParseError('需提交作业开始照片')
\ No newline at end of file