diff --git a/rating/scripts/report/company_profile.py b/rating/scripts/report/company_profile.py
index e640cc9..902acd2 100644
--- a/rating/scripts/report/company_profile.py
+++ b/rating/scripts/report/company_profile.py
@@ -336,7 +336,10 @@ def calculate_tuple(param1, param2, param3, param4):
                     amount += item['amount']
                 except TypeError:
                     amount += 0
-    concentration = round(amount / param3 * 100, 2)
+    try:
+        concentration = round(amount / param3 * 100, 2)
+    except ZeroDivisionError:
+        concentration = 0
     if concentration > 60:
         result['concentration'] = '高'
     elif concentration > 40: