diff --git a/yuthon_property/wizard/batch_invoice_export_wizard.py b/yuthon_property/wizard/batch_invoice_export_wizard.py
index a11045647..fc1b7cc6f 100644
--- a/yuthon_property/wizard/batch_invoice_export_wizard.py
+++ b/yuthon_property/wizard/batch_invoice_export_wizard.py
@@ -66,11 +66,13 @@ class BatchInvoiceExportWizard(models.TransientModel):
 
         sheet['B2'] = f'{title_year}年{title_month}月'
 
-        # 统计最常见公司（用于C2）
+        # 统计最常见公司（用于C2，取合同出租方公司简称）
         company_list = []
         for record in receivable_records:
-            if record.contract_id and record.contract_id.company_id:
-                company_list.append(record.contract_id.company_id.name)
+            if record.contract_id and record.contract_id.lessor_id:
+                referred = record.contract_id.lessor_id.referred
+                if referred:
+                    company_list.append(referred)
 
         if company_list:
             from collections import Counter