diff --git a/csst_dfs_api/facility/level1.py b/csst_dfs_api/facility/level1.py
index fcab769e48c7087a7e6081e65cc80fc9c810e6e6..8d17698fb69775679388075c7f1fdbaec809cf4f 100644
--- a/csst_dfs_api/facility/level1.py
+++ b/csst_dfs_api/facility/level1.py
@@ -43,6 +43,15 @@ class Level1DataApi(object):
         '''
         return self.stub.find_by_brick_ids(**kwargs)
 
+    def find_by_ids(self, **kwargs):
+        ''' retrieve level1 records by internal level1 ids like [1,2,3,4]
+
+        :param kwargs: Parameter dictionary, key items support:
+            brick_ids: [list]
+        :returns: csst_dfs_common.models.Result
+        '''
+        return self.stub.find_by_ids(**kwargs)
+    
     def sls_find_by_qc1_status(self, **kwargs):
         ''' retrieve level1 records from database