diff --git a/mmocr/core/__init__.py b/mmocr/core/__init__.py
index 5c2da640..14a275f7 100644
--- a/mmocr/core/__init__.py
+++ b/mmocr/core/__init__.py
@@ -1,6 +1,5 @@
 # Copyright (c) OpenMMLab. All rights reserved.
 from .data_structures import *  # NOQA
-from .loops import *  # NOQA
 from .visualization import TextDetLocalVisualizer, TextRecogLocalVisualizer
 from .visualize import (det_recog_show_result, imshow_edge, imshow_node,
                         imshow_pred_boundary, imshow_text_char_boundary,
diff --git a/mmocr/engine/__init__.py b/mmocr/engine/__init__.py
new file mode 100644
index 00000000..03ee0e85
--- /dev/null
+++ b/mmocr/engine/__init__.py
@@ -0,0 +1,2 @@
+# Copyright (c) OpenMMLab. All rights reserved.
+from .runner import *  # NOQA
diff --git a/mmocr/core/loops/__init__.py b/mmocr/engine/runner/__init__.py
similarity index 100%
rename from mmocr/core/loops/__init__.py
rename to mmocr/engine/runner/__init__.py
diff --git a/mmocr/core/loops/multi_loops.py b/mmocr/engine/runner/multi_loops.py
similarity index 100%
rename from mmocr/core/loops/multi_loops.py
rename to mmocr/engine/runner/multi_loops.py
diff --git a/mmocr/utils/setup_env.py b/mmocr/utils/setup_env.py
index 61f85bf1..b012f26a 100644
--- a/mmocr/utils/setup_env.py
+++ b/mmocr/utils/setup_env.py
@@ -18,6 +18,7 @@ def register_all_modules(init_default_scope: bool = True) -> None:
     """  # noqa
     import mmocr.core  # noqa: F401,F403
     import mmocr.datasets  # noqa: F401,F403
+    import mmocr.engine  # noqa: F401,F403
     import mmocr.evaluation  # noqa: F401,F403
     import mmocr.models  # noqa: F401,F403
 
diff --git a/tests/test_core/test_loops/test_multi_loop.py b/tests/test_engine/test_runner/test_multi_loop.py
similarity index 99%
rename from tests/test_core/test_loops/test_multi_loop.py
rename to tests/test_engine/test_runner/test_multi_loop.py
index 46c33813..0efe89ba 100644
--- a/tests/test_core/test_loops/test_multi_loop.py
+++ b/tests/test_engine/test_runner/test_multi_loop.py
@@ -14,7 +14,7 @@ from mmengine.registry import DATASETS, HOOKS, METRICS, MODELS
 from mmengine.runner import Runner
 from torch.utils.data import Dataset
 
-from mmocr.core.loops import MultiTestLoop, MultiValLoop
+from mmocr.engine.runner import MultiTestLoop, MultiValLoop
 
 
 @MODELS.register_module()