diff --git a/modelscope/metainfo.py b/modelscope/metainfo.py
index bba6fb12..e2d43a02 100644
--- a/modelscope/metainfo.py
+++ b/modelscope/metainfo.py
@@ -16,6 +16,7 @@ class Models(object):
     palm = 'palm-v2'
     structbert = 'structbert'
     veco = 'veco'
+    space = 'space'
 
     # audio models
     sambert_hifi_16k = 'sambert-hifi-16k'
@@ -98,6 +99,8 @@ class Preprocessors(object):
     token_cls_tokenizer = 'token-cls-tokenizer'
     nli_tokenizer = 'nli-tokenizer'
     sen_cls_tokenizer = 'sen-cls-tokenizer'
+    dialog_intent_preprocessor = 'dialog-intent-preprocessor'
+    dialog_modeling_preprocessor = 'dialog-modeling-preprocessor'
 
     # audio preprocessor
     linear_aec_fbank = 'linear-aec-fbank'
diff --git a/modelscope/models/nlp/space/dialog_intent_prediction_model.py b/modelscope/models/nlp/space/dialog_intent_prediction_model.py
index 74e4e9e7..d2e9bfa1 100644
--- a/modelscope/models/nlp/space/dialog_intent_prediction_model.py
+++ b/modelscope/models/nlp/space/dialog_intent_prediction_model.py
@@ -1,6 +1,7 @@
 import os
 from typing import Any, Dict
 
+from ....metainfo import Models
 from ....preprocessors.space.fields.intent_field import IntentBPETextField
 from ....trainers.nlp.space.trainer.intent_trainer import IntentTrainer
 from ....utils.config import Config
@@ -13,7 +14,8 @@ from .model.model_base import SpaceModelBase
 __all__ = ['SpaceForDialogIntentModel']
 
 
-@MODELS.register_module(Tasks.dialog_intent_prediction, module_name=r'space')
+@MODELS.register_module(
+    Tasks.dialog_intent_prediction, module_name=Models.space)
 class SpaceForDialogIntentModel(Model):
 
     def __init__(self, model_dir: str, *args, **kwargs):
diff --git a/modelscope/models/nlp/space/dialog_modeling_model.py b/modelscope/models/nlp/space/dialog_modeling_model.py
index e11ef9fd..edb60f11 100644
--- a/modelscope/models/nlp/space/dialog_modeling_model.py
+++ b/modelscope/models/nlp/space/dialog_modeling_model.py
@@ -1,6 +1,7 @@
 import os
 from typing import Any, Dict, Optional
 
+from ....metainfo import Models
 from ....preprocessors.space.fields.gen_field import MultiWOZBPETextField
 from ....trainers.nlp.space.trainer.gen_trainer import MultiWOZTrainer
 from ....utils.config import Config
@@ -13,7 +14,7 @@ from .model.model_base import SpaceModelBase
 __all__ = ['SpaceForDialogModelingModel']
 
 
-@MODELS.register_module(Tasks.dialog_modeling, module_name=r'space')
+@MODELS.register_module(Tasks.dialog_modeling, module_name=Models.space)
 class SpaceForDialogModelingModel(Model):
 
     def __init__(self, model_dir: str, *args, **kwargs):
diff --git a/modelscope/preprocessors/space/dialog_intent_prediction_preprocessor.py b/modelscope/preprocessors/space/dialog_intent_prediction_preprocessor.py
index 4b46b044..1528495b 100644
--- a/modelscope/preprocessors/space/dialog_intent_prediction_preprocessor.py
+++ b/modelscope/preprocessors/space/dialog_intent_prediction_preprocessor.py
@@ -3,6 +3,7 @@
 import os
 from typing import Any, Dict
 
+from ...metainfo import Preprocessors
 from ...utils.config import Config
 from ...utils.constant import Fields, ModelFile
 from ...utils.type_assert import type_assert
@@ -13,7 +14,8 @@ from .fields.intent_field import IntentBPETextField
 __all__ = ['DialogIntentPredictionPreprocessor']
 
 
-@PREPROCESSORS.register_module(Fields.nlp, module_name=r'space-intent')
+@PREPROCESSORS.register_module(
+    Fields.nlp, module_name=Preprocessors.dialog_intent_preprocessor)
 class DialogIntentPredictionPreprocessor(Preprocessor):
 
     def __init__(self, model_dir: str, *args, **kwargs):
diff --git a/modelscope/preprocessors/space/dialog_modeling_preprocessor.py b/modelscope/preprocessors/space/dialog_modeling_preprocessor.py
index d5e02c4a..db83d906 100644
--- a/modelscope/preprocessors/space/dialog_modeling_preprocessor.py
+++ b/modelscope/preprocessors/space/dialog_modeling_preprocessor.py
@@ -3,6 +3,7 @@
 import os
 from typing import Any, Dict
 
+from ...metainfo import Preprocessors
 from ...utils.config import Config
 from ...utils.constant import Fields, ModelFile
 from ...utils.type_assert import type_assert
@@ -13,7 +14,8 @@ from .fields.gen_field import MultiWOZBPETextField
 __all__ = ['DialogModelingPreprocessor']
 
 
-@PREPROCESSORS.register_module(Fields.nlp, module_name=r'space-modeling')
+@PREPROCESSORS.register_module(
+    Fields.nlp, module_name=Preprocessors.dialog_modeling_preprocessor)
 class DialogModelingPreprocessor(Preprocessor):
 
     def __init__(self, model_dir: str, *args, **kwargs):