diff --git a/examples/aishell/asr1/conf/chunk_conformer.yaml b/examples/aishell/asr1/conf/chunk_conformer.yaml
index 9f70e4c5..3cfe9b1b 100644
--- a/examples/aishell/asr1/conf/chunk_conformer.yaml
+++ b/examples/aishell/asr1/conf/chunk_conformer.yaml
@@ -78,7 +78,7 @@ num_encs: 1
 ###########################################
 #                 Training                #
 ###########################################
-n_epoch: 180 
+n_epoch: 240 
 accum_grad: 1
 global_grad_clip: 5.0
 dist_sampler: True
diff --git a/paddlespeech/cli/asr/pretrained_models.py b/paddlespeech/cli/asr/pretrained_models.py
index 652f0c43..cb4c5e27 100644
--- a/paddlespeech/cli/asr/pretrained_models.py
+++ b/paddlespeech/cli/asr/pretrained_models.py
@@ -37,6 +37,16 @@ pretrained_models = {
         'ckpt_path':
         'exp/conformer/checkpoints/avg_30',
     },
+    "conformer_online_aishell-zh-16k": {
+        'url':
+        'https://paddlespeech.bj.bcebos.com/s2t/aishell/asr1/asr1_chunk_conformer_aishell_ckpt_0.2.0.model.tar.gz',
+        'md5':
+        'b374cfb93537761270b6224fb0bfc26a',
+        'cfg_path':
+        'model.yaml',
+        'ckpt_path':
+        'exp/chunk_conformer/checkpoints/avg_30',
+    },
     "transformer_librispeech-en-16k": {
         'url':
         'https://paddlespeech.bj.bcebos.com/s2t/librispeech/asr1/asr1_transformer_librispeech_ckpt_0.1.1.model.tar.gz',