diff --git a/douzero/dmc/arguments.py b/douzero/dmc/arguments.py
index ef0c6a2..4249e5e 100644
--- a/douzero/dmc/arguments.py
+++ b/douzero/dmc/arguments.py
@@ -5,7 +5,7 @@ parser = argparse.ArgumentParser(description='DouZero: PyTorch DouDizhu AI')
 # General Settings
 parser.add_argument('--xpid', default='douzero',
                     help='Experiment id (default: douzero)')
-parser.add_argument('--save_interval', default=10, type=int,
+parser.add_argument('--save_interval', default=30, type=int,
                     help='Time interval (in minutes) at which to save the model')    
 parser.add_argument('--objective', default='adp', type=str, choices=['adp', 'wp', 'logadp'],
                     help='Use ADP or WP as reward (default: ADP)')    
diff --git a/train.cmd b/train.cmd
new file mode 100644
index 0000000..3d7e65b
--- /dev/null
+++ b/train.cmd
@@ -0,0 +1 @@
+python3 train.py --actor_device_cpu --training_device cpu --load_model
\ No newline at end of file