diff --git a/BMM/BMM_Theory/bmm_theory/hardware/__init__.py b/BMM/BMM_Theory/bmm_theory/hardware/__init__.py
new file mode 100644
index 0000000..74894d2
--- /dev/null
+++ b/BMM/BMM_Theory/bmm_theory/hardware/__init__.py
@@ -0,0 +1,3 @@
+from .ascend950pr import ASCEND950PR, NpuSpec
+
+__all__ = ["ASCEND950PR", "NpuSpec"]