diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c00.py b/MindSPONGE/tutorials/cybertron/tutorial_c00.py
index 3af8a0cfa7cb30d3232a401fd0f9e89a4095f43f..5ad28bf1b6e65a0a16f6fa813ca677924a7ab01a 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c00.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c00.py
@@ -31,7 +31,7 @@ import numpy as np
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron.dataset import DatasetProcessor
 
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c01.py b/MindSPONGE/tutorials/cybertron/tutorial_c01.py
index 6b2fb30f1c7bb76c43ab1377499c1ea135820e88..bb0aa98fa45ed50332aefbd269f8b6108b8d115c 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c01.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c01.py
@@ -35,7 +35,7 @@ from mindspore.train.callback import ModelCheckpoint, CheckpointConfig
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron import Cybertron
     from cybertron.train import WithLabelLossCell
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c02.py b/MindSPONGE/tutorials/cybertron/tutorial_c02.py
index 8cf93e577a0d3851e45883e266d72de47ae1f277..4a622f13601b2f20660be9fce09f711cbea20e3d 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c02.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c02.py
@@ -35,7 +35,7 @@ from mindspore.train.callback import ModelCheckpoint, CheckpointConfig
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron import Cybertron
     from cybertron import MolCT
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c03.py b/MindSPONGE/tutorials/cybertron/tutorial_c03.py
index 8ed4b527cd0e34ca485f360edec5039585e08780..10588e4502a807937ad685aff4570011edeed7c0 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c03.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c03.py
@@ -34,7 +34,7 @@ from mindspore.train.callback import ModelCheckpoint, CheckpointConfig
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron import Cybertron
     from cybertron import MolCT
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c04.py b/MindSPONGE/tutorials/cybertron/tutorial_c04.py
index 2bfb040eecd8df86df0d5de4c795ab6554af89f3..39fe22a42b3c97c758c7133f24b0d54908b4cbc2 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c04.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c04.py
@@ -34,7 +34,7 @@ from mindspore.train import load_checkpoint
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from mindsponge.data import load_hyperparam
     from cybertron import Cybertron
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c05.py b/MindSPONGE/tutorials/cybertron/tutorial_c05.py
index bcb9ed88c63a5f6e88fbc4cd920fb58a8d848156..f2d951463763efd074eaf5268e5190647c93a3a0 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c05.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c05.py
@@ -36,7 +36,7 @@ from mindspore.train.callback import ModelCheckpoint, CheckpointConfig
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron import Cybertron
     from cybertron import MolCT
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c06.py b/MindSPONGE/tutorials/cybertron/tutorial_c06.py
index 93514ea09a732299da0a1c81a23a1c5291e9876f..ff0deaba4c30791d212a92c68d2cabcae54f6e12 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c06.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c06.py
@@ -36,7 +36,7 @@ from mindspore.train.callback import ModelCheckpoint, CheckpointConfig
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron import Cybertron
     from cybertron import MolCT
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c07.py b/MindSPONGE/tutorials/cybertron/tutorial_c07.py
index bac0e58049b5e6a772a8ebc5d26980716348964e..f0abed065aafe870ed75430dfecfccfeb6ceb6e5 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c07.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c07.py
@@ -36,7 +36,7 @@ from mindspore.train.callback import ModelCheckpoint, CheckpointConfig
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron import Cybertron
     from cybertron import MolCT
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c08.py b/MindSPONGE/tutorials/cybertron/tutorial_c08.py
index 47bb32ed6509d74108885bf0a013bc73bc07c6c7..ef4187be1d4cede7e39ac1ad91a7236b2b8f07d4 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c08.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c08.py
@@ -32,7 +32,7 @@ from mindspore.train import load_checkpoint
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from mindsponge.data import load_hyperparam
     from cybertron import Cybertron
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c09.py b/MindSPONGE/tutorials/cybertron/tutorial_c09.py
index f48794d25171237cd100fef47c7ba03fe706141c..4d3d933f447d9ca88b40fade854eb7b01e5e128b 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c09.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c09.py
@@ -36,7 +36,7 @@ from mindspore.train.callback import ModelCheckpoint, CheckpointConfig
 
 if __name__ == '__main__':
 
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron import Cybertron
     from cybertron import MolCT
diff --git a/MindSPONGE/tutorials/cybertron/tutorial_c10.py b/MindSPONGE/tutorials/cybertron/tutorial_c10.py
index 54f3016b3c8003480d9ac4d31dfe4b44e530da81..36eea77fa78dffd3df2759ddc5e4ae4137a1d339 100644
--- a/MindSPONGE/tutorials/cybertron/tutorial_c10.py
+++ b/MindSPONGE/tutorials/cybertron/tutorial_c10.py
@@ -30,8 +30,7 @@ from mindspore import load_checkpoint
 from mindspore import context
 
 if __name__ == '__main__':
-
-    sys.path.append('..')
+    sys.path.append('../..')
 
     from cybertron.model import MolCT
     from cybertron.readout import AtomwiseReadout