diff --git a/jikimo_purchase_tier_validation/models/models.py b/jikimo_purchase_tier_validation/models/models.py
index 5a581980..32eca4f0 100644
--- a/jikimo_purchase_tier_validation/models/models.py
+++ b/jikimo_purchase_tier_validation/models/models.py
@@ -87,7 +87,17 @@ class jikimo_purchase_tier_validation(models.Model):
 
     def _validate_tier(self, tiers=False):
         res = super(jikimo_purchase_tier_validation, self)._validate_tier(tiers)
-        self.state = 'approved'
+        tier_reviews = tiers or self.review_ids
+
+        # 检查是否所有审批都已通过
+        all_approved = all(
+            tier_review.review_status == 'approved'
+            for tier_review in tier_reviews
+        )
+
+        if all_approved and tier_reviews:  # 确保有审批记录
+            self.state = 'approved'
+
         return res
 
     def _rejected_tier(self, tiers=False):