diff --git a/internal/data/backup.go b/internal/data/backup.go
index 699f7aa3..ec5c0b06 100644
--- a/internal/data/backup.go
+++ b/internal/data/backup.go
@@ -400,6 +400,7 @@ func (r *backupRepo) getStorage(backupStorage biz.BackupStorage) (storage.Storag
 		return storage.NewLocal(backupStorage.Info.Path)
 	case biz.BackupStorageTypeS3:
 		return storage.NewS3(storage.S3Config{
+			Region:          backupStorage.Info.Region,
 			Bucket:          backupStorage.Info.Bucket,
 			AccessKeyID:     backupStorage.Info.AccessKey,
 			SecretAccessKey: backupStorage.Info.SecretKey,
diff --git a/internal/service/backup_storage.go b/internal/service/backup_storage.go
index c5269e89..80756fad 100644
--- a/internal/service/backup_storage.go
+++ b/internal/service/backup_storage.go
@@ -124,6 +124,7 @@ func (s *BackupStorageService) validateStorage(accountType string, info types.Ba
 	switch biz.BackupStorageType(accountType) {
 	case biz.BackupStorageTypeS3:
 		client, err = storage.NewS3(storage.S3Config{
+			Region:          info.Region,
 			Bucket:          info.Bucket,
 			AccessKeyID:     info.AccessKey,
 			SecretAccessKey: info.SecretKey,
diff --git a/pkg/storage/s3_test.go b/pkg/storage/s3_test.go
new file mode 100644
index 00000000..7ae303f5
--- /dev/null
+++ b/pkg/storage/s3_test.go
@@ -0,0 +1,9 @@
+package storage
+
+import "testing"
+
+func TestS3(t *testing.T) {
+	s3, err := NewS3(S3Config{
+		Region: "us-west-1",
+	})
+}
diff --git a/pkg/types/backup.go b/pkg/types/backup.go
index 1505b12f..f14602e2 100644
--- a/pkg/types/backup.go
+++ b/pkg/types/backup.go
@@ -7,6 +7,7 @@ type BackupStorageInfo struct {
 	AccessKey string `json:"access_key"`                                       // 访问密钥
 	SecretKey string `json:"secret_key"`                                       // 私钥
 	Style     string `json:"style" validate:"required|in:path,virtual-hosted"` // virtual-hosted, path
+	Region    string `json:"region"`                                           // 地区
 	Endpoint  string `json:"endpoint" validate:"required"`                     // 端点
 	Scheme    string `json:"scheme" validate:"required|in:http,https"`         // http, https
 	Bucket    string `json:"bucket" validate:"required"`                       // 存储桶
diff --git a/web/src/views/backup/StorageView.vue b/web/src/views/backup/StorageView.vue
index 94a553fc..e551ea8b 100644
--- a/web/src/views/backup/StorageView.vue
+++ b/web/src/views/backup/StorageView.vue
@@ -37,7 +37,8 @@ const defaultModel = {
   info: {
     access_key: '',
     secret_key: '',
-    style: 'virtual_hosted',
+    style: 'virtual-hosted',
+    region: '',
     endpoint: '',
     scheme: 'https',
     bucket: '',
@@ -246,6 +247,12 @@ onMounted(() => {
         <n-form-item :label="$gettext('Style')">
           <n-select v-model:value="createModel.info.style" :options="styleOptions" />
         </n-form-item>
+        <n-form-item :label="$gettext('Region')">
+          <n-input
+            v-model:value="createModel.info.region"
+            :placeholder="$gettext('Enter region (e.g., us-east-1)')"
+          />
+        </n-form-item>
         <n-form-item :label="$gettext('Endpoint')" required>
           <n-input
             v-model:value="createModel.info.endpoint"