diff --git a/Healthbeat.py b/Healthbeat.py
index 68561c3..0c9c5ea 100644
--- a/Healthbeat.py
+++ b/Healthbeat.py
@@ -57,7 +57,7 @@ if __name__ == '__main__':
     
     with conn:
         with conn.cursor() as cursor:
-            cursor.execute("SELECT id, status, extends FROM devices WHERE type = 1 AND status in (1, 2) ORDER BY id ASC")
+            cursor.execute("SELECT id, status, extends FROM devices WHERE type = 1 AND status in (1, 2) AND supplier_key not in ('device-supplier-biang', 'device-supplier-yunfei') ORDER BY id ASC")
             rows = cursor.fetchall()
 
             for row in rows: