diff --git a/apps/wpm/services.py b/apps/wpm/services.py
index 6d2742d1..bd2c3456 100644
--- a/apps/wpm/services.py
+++ b/apps/wpm/services.py
@@ -23,7 +23,7 @@ def get_sflog(mgroup: Mgroup, happen_time: datetime):
         make_sflogs(mgroup=mgroup, start_date=(
             happen_time-datetime.timedelta(days=1)).date(), end_date=happen_time.date())
         sflog = SfLog.objects.filter(
-            start_time__lt=happen_time, end_time__gte=happen_time, mgroup=mgroup).first()
+            start_time__lt=happen_time, end_time__gte=happen_time, mgroup=mgroup).order_by('-start_time').first()
     return sflog
 
 
diff --git a/apps/wpm/tasks.py b/apps/wpm/tasks.py
index 378ca7d4..d2909467 100644
--- a/apps/wpm/tasks.py
+++ b/apps/wpm/tasks.py
@@ -26,7 +26,7 @@ def make_sflogs_simple(days, state_date: str, end_date: str):
     else:
         start_date = datetime.datetime.strptime(state_date, "%Y-%m-%d").date()
         end_date = datetime.datetime.strptime(end_date, "%Y-%m-%d").date()
-    mgroups = Mgroup.objects.filter(cate='section', need_enm=True).all()
+    mgroups = Mgroup.objects.filter(need_enm=True).all()
     for mgroup in mgroups:
         make_sflogs(mgroup, start_date, end_date)