diff --git a/demos/streaming_asr_server/.gitignore b/demos/streaming_asr_server/.gitignore
new file mode 100644
index 00000000..0f09019d
--- /dev/null
+++ b/demos/streaming_asr_server/.gitignore
@@ -0,0 +1,2 @@
+exp
+
diff --git a/demos/streaming_asr_server/conf/ws_ds2_application.yaml b/demos/streaming_asr_server/conf/ws_ds2_application.yaml
index 955aecbb..e36a829c 100644
--- a/demos/streaming_asr_server/conf/ws_ds2_application.yaml
+++ b/demos/streaming_asr_server/conf/ws_ds2_application.yaml
@@ -11,7 +11,7 @@ port: 8090
 # protocol = ['websocket'] (only one can be selected).
 # websocket only support online engine type.
 protocol: 'websocket'
-engine_list: ['asr_online-inference']
+engine_list: ['asr_online-onnx']
 
 
 #################################################################################
@@ -21,7 +21,7 @@ engine_list: ['asr_online-inference']
 ################################### ASR #########################################
 ################### speech task: asr; engine_type: online-inference #######################
 asr_online-inference:
-    model_type: 'deepspeech2online_aishell'
+    model_type: 'deepspeech2online_wenetspeech'
     am_model:    # the pdmodel file of am static model [optional]
     am_params:   # the pdiparams file of am static model [optional]
     lang: 'zh'
@@ -53,7 +53,7 @@ asr_online-inference:
 ################################### ASR #########################################
 ################### speech task: asr; engine_type: online-onnx #######################
 asr_online-onnx:
-    model_type: 'deepspeech2online_aishell'
+    model_type: 'deepspeech2online_wenetspeech'
     am_model:  # the pdmodel file of onnx am static model [optional]
     am_params:  # the pdiparams file of am static model [optional]
     lang: 'zh'
@@ -80,5 +80,5 @@ asr_online-onnx:
         sample_width: 2
         window_n: 7     # frame
         shift_n: 4      # frame
-        window_ms: 20   # ms
+        window_ms: 25   # ms
         shift_ms: 10    # ms
diff --git a/demos/streaming_asr_server/local/rtf_from_log.py b/demos/streaming_asr_server/local/rtf_from_log.py
new file mode 100755
index 00000000..a5634388
--- /dev/null
+++ b/demos/streaming_asr_server/local/rtf_from_log.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+import argparse
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(prog=__doc__)
+    parser.add_argument(
+        '--logfile', type=str, required=True, help='ws client log file')
+
+    args = parser.parse_args()
+
+    rtfs = []
+    with open(args.logfile, 'r') as f:
+        for line in f:
+            if 'RTF=' in line:
+                # udio duration: 6.126, elapsed time: 3.471978187561035, RTF=0.5667610492264177
+                line = line.strip()
+                beg = line.index("audio")
+                line = line[beg:]
+
+                items = line.split(',')
+                vals = []
+                for elem in items:
+                    if "RTF=" in elem:
+                        continue
+                    _, val = elem.split(":")
+                    vals.append(eval(val))
+                keys = ['T', 'P']
+                meta = dict(zip(keys, vals))
+
+                rtfs.append(meta)
+
+    T = 0.0
+    P = 0.0
+    n = 0
+    for m in rtfs:
+        n += 1
+        T += m['T']
+        P += m['P']
+
+    print(f"RTF: {P/T}, utts: {n}")
diff --git a/demos/streaming_asr_server/local/test.sh b/demos/streaming_asr_server/local/test.sh
new file mode 100755
index 00000000..d70dd336
--- /dev/null
+++ b/demos/streaming_asr_server/local/test.sh
@@ -0,0 +1,21 @@
+#!/bin/bash 
+
+if [ $# != 1 ];then
+    echo "usage: $0 wav_scp"
+    exit -1
+fi
+
+scp=$1
+
+# calc RTF
+# wav_scp can generate from `speechx/examples/ds2_ol/aishell`
+
+exp=exp
+mkdir -p $exp
+
+python3 local/websocket_client.py --server_ip 127.0.0.1 --port 8090 --wavscp $scp &> $exp/log.rsl
+
+python3 local/rtf_from_log.py --logfile $exp/log.rsl
+
+
+ 
\ No newline at end of file
diff --git a/demos/streaming_asr_server/websocket_client.py b/demos/streaming_asr_server/local/websocket_client.py
similarity index 89%
rename from demos/streaming_asr_server/websocket_client.py
rename to demos/streaming_asr_server/local/websocket_client.py
index 8e1f19a5..51ae7a2f 100644
--- a/demos/streaming_asr_server/websocket_client.py
+++ b/demos/streaming_asr_server/local/websocket_client.py
@@ -1,3 +1,4 @@
+#!/usr/bin/python
 # Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -11,9 +12,9 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-#!/usr/bin/python
-# -*- coding: UTF-8 -*-
-# script for calc RTF: grep -rn RTF log.txt | awk '{print $NF}' | awk -F "=" '{sum += $NF} END {print "all time",sum, "audio num", NR,  "RTF", sum/NR}'
+# calc avg RTF(NOT Accurate): grep -rn RTF log.txt | awk '{print $NF}' | awk -F "=" '{sum += $NF} END {print "all time",sum, "audio num", NR,  "RTF", sum/NR}'
+# python3 websocket_client.py --server_ip 127.0.0.1 --port 8290 --punc.server_ip 127.0.0.1 --punc.port 8190 --wavfile ./zh.wav
+# python3 websocket_client.py --server_ip 127.0.0.1 --port 8290 --wavfile ./zh.wav
 import argparse
 import asyncio
 import codecs
diff --git a/demos/streaming_asr_server/test.sh b/demos/streaming_asr_server/test.sh
index f09068d4..67a5ec4c 100755
--- a/demos/streaming_asr_server/test.sh
+++ b/demos/streaming_asr_server/test.sh
@@ -3,11 +3,9 @@ wget -c https://paddlespeech.bj.bcebos.com/PaddleAudio/zh.wav
 
 # read the wav and pass it to only streaming asr service
 # If `127.0.0.1` is not accessible, you need to use the actual service IP address.
-# python3 websocket_client.py --server_ip 127.0.0.1 --port 8290 --wavfile ./zh.wav
 paddlespeech_client asr_online --server_ip 127.0.0.1 --port 8090 --input ./zh.wav
 
 # read the wav and call streaming and punc service
 # If `127.0.0.1` is not accessible, you need to use the actual service IP address.
-# python3 websocket_client.py --server_ip 127.0.0.1 --port 8290 --punc.server_ip 127.0.0.1 --punc.port 8190 --wavfile ./zh.wav
 paddlespeech_client asr_online --server_ip 127.0.0.1 --port 8290 --punc.server_ip 127.0.0.1 --punc.port 8190 --input ./zh.wav
 
diff --git a/paddlespeech/cli/utils.py b/paddlespeech/cli/utils.py
index 21c887e9..0161629e 100644
--- a/paddlespeech/cli/utils.py
+++ b/paddlespeech/cli/utils.py
@@ -25,10 +25,10 @@ from typing import Dict
 
 import paddle
 import requests
+import soundfile as sf
 import yaml
 from paddle.framework import load
 
-import paddlespeech.audio
 from . import download
 from .entry import commands
 try:
@@ -282,7 +282,8 @@ def _note_one_stat(cls_name, params={}):
 
     if 'audio_file' in params:
         try:
-            _, sr = paddlespeech.audio.load(params['audio_file'])
+            # recursive import cased by: utils.DATA_HOME
+            _, sr = sf.read(params['audio_file'])
         except Exception:
             sr = -1
 
diff --git a/paddlespeech/resource/pretrained_models.py b/paddlespeech/resource/pretrained_models.py
index c3cef499..37303331 100644
--- a/paddlespeech/resource/pretrained_models.py
+++ b/paddlespeech/resource/pretrained_models.py
@@ -135,15 +135,21 @@ asr_dynamic_pretrained_models = {
         },
     },
     "deepspeech2online_wenetspeech-zh-16k": {
-        '1.0': {
+        '1.0.3': {
             'url':
-            'https://paddlespeech.bj.bcebos.com/s2t/wenetspeech/asr0/asr0_deepspeech2_online_wenetspeech_ckpt_1.0.2.model.tar.gz',
+            'http://paddlespeech.bj.bcebos.com/s2t/wenetspeech/asr0/asr0_deepspeech2_online_wenetspeech_ckpt_1.0.3.model.tar.gz',
             'md5':
-            'b0c77e7f8881e0a27b82127d1abb8d5f',
+            'cfe273793e68f790f742b411c98bc75e',
             'cfg_path':
             'model.yaml',
             'ckpt_path':
             'exp/deepspeech2_online/checkpoints/avg_10',
+            'model':
+            'exp/deepspeech2_online/checkpoints/avg_10.jit.pdmodel',
+            'params':
+            'exp/deepspeech2_online/checkpoints/avg_10.jit.pdiparams',
+            'onnx_model':
+            'onnx/model.onnx',
             'lm_url':
             'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
             'lm_md5':
@@ -170,14 +176,22 @@ asr_dynamic_pretrained_models = {
         '1.0.2': {
             'url':
             'http://paddlespeech.bj.bcebos.com/s2t/aishell/asr0/asr0_deepspeech2_online_aishell_fbank161_ckpt_1.0.2.model.tar.gz',
-            'md5': '4dd42cfce9aaa54db0ec698da6c48ec5',
-            'cfg_path': 'model.yaml',
-            'ckpt_path':'exp/deepspeech2_online/checkpoints/avg_1',
-            'model':'exp/deepspeech2_online/checkpoints/avg_1.jit.pdmodel',
-            'params':'exp/deepspeech2_online/checkpoints/avg_1.jit.pdiparams',
-            'onnx_model': 'onnx/model.onnx',
-            'lm_url':'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
-            'lm_md5':'29e02312deb2e59b3c8686c7966d4fe3'
+            'md5':
+            '4dd42cfce9aaa54db0ec698da6c48ec5',
+            'cfg_path':
+            'model.yaml',
+            'ckpt_path':
+            'exp/deepspeech2_online/checkpoints/avg_1',
+            'model':
+            'exp/deepspeech2_online/checkpoints/avg_1.jit.pdmodel',
+            'params':
+            'exp/deepspeech2_online/checkpoints/avg_1.jit.pdiparams',
+            'onnx_model':
+            'onnx/model.onnx',
+            'lm_url':
+            'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
+            'lm_md5':
+            '29e02312deb2e59b3c8686c7966d4fe3'
         },
     },
     "deepspeech2offline_librispeech-en-16k": {
@@ -241,14 +255,44 @@ asr_static_pretrained_models = {
         '1.0.2': {
             'url':
             'http://paddlespeech.bj.bcebos.com/s2t/aishell/asr0/asr0_deepspeech2_online_aishell_fbank161_ckpt_1.0.2.model.tar.gz',
-            'md5': '4dd42cfce9aaa54db0ec698da6c48ec5',
-            'cfg_path': 'model.yaml',
-            'ckpt_path':'exp/deepspeech2_online/checkpoints/avg_1',
-            'model':'exp/deepspeech2_online/checkpoints/avg_1.jit.pdmodel',
-            'params':'exp/deepspeech2_online/checkpoints/avg_1.jit.pdiparams',
-            'onnx_model': 'onnx/model.onnx',
-            'lm_url':'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
-            'lm_md5':'29e02312deb2e59b3c8686c7966d4fe3'
+            'md5':
+            '4dd42cfce9aaa54db0ec698da6c48ec5',
+            'cfg_path':
+            'model.yaml',
+            'ckpt_path':
+            'exp/deepspeech2_online/checkpoints/avg_1',
+            'model':
+            'exp/deepspeech2_online/checkpoints/avg_1.jit.pdmodel',
+            'params':
+            'exp/deepspeech2_online/checkpoints/avg_1.jit.pdiparams',
+            'onnx_model':
+            'onnx/model.onnx',
+            'lm_url':
+            'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
+            'lm_md5':
+            '29e02312deb2e59b3c8686c7966d4fe3'
+        },
+    },
+    "deepspeech2online_wenetspeech-zh-16k": {
+        '1.0.3': {
+            'url':
+            'http://paddlespeech.bj.bcebos.com/s2t/wenetspeech/asr0/asr0_deepspeech2_online_wenetspeech_ckpt_1.0.3.model.tar.gz',
+            'md5':
+            'cfe273793e68f790f742b411c98bc75e',
+            'cfg_path':
+            'model.yaml',
+            'ckpt_path':
+            'exp/deepspeech2_online/checkpoints/avg_10',
+            'model':
+            'exp/deepspeech2_online/checkpoints/avg_10.jit.pdmodel',
+            'params':
+            'exp/deepspeech2_online/checkpoints/avg_10.jit.pdiparams',
+            'onnx_model':
+            'onnx/model.onnx',
+            'lm_url':
+            'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
+            'lm_md5':
+            '29e02312deb2e59b3c8686c7966d4fe3'
         },
     },
 }
@@ -258,14 +302,44 @@ asr_onnx_pretrained_models = {
         '1.0.2': {
             'url':
             'http://paddlespeech.bj.bcebos.com/s2t/aishell/asr0/asr0_deepspeech2_online_aishell_fbank161_ckpt_1.0.2.model.tar.gz',
-            'md5': '4dd42cfce9aaa54db0ec698da6c48ec5',
-            'cfg_path': 'model.yaml',
-            'ckpt_path':'exp/deepspeech2_online/checkpoints/avg_1',
-            'model':'exp/deepspeech2_online/checkpoints/avg_1.jit.pdmodel',
-            'params':'exp/deepspeech2_online/checkpoints/avg_1.jit.pdiparams',
-            'onnx_model': 'onnx/model.onnx',
-            'lm_url':'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
-            'lm_md5':'29e02312deb2e59b3c8686c7966d4fe3'
+            'md5':
+            '4dd42cfce9aaa54db0ec698da6c48ec5',
+            'cfg_path':
+            'model.yaml',
+            'ckpt_path':
+            'exp/deepspeech2_online/checkpoints/avg_1',
+            'model':
+            'exp/deepspeech2_online/checkpoints/avg_1.jit.pdmodel',
+            'params':
+            'exp/deepspeech2_online/checkpoints/avg_1.jit.pdiparams',
+            'onnx_model':
+            'onnx/model.onnx',
+            'lm_url':
+            'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
+            'lm_md5':
+            '29e02312deb2e59b3c8686c7966d4fe3'
+        },
+    },
+    "deepspeech2online_wenetspeech-zh-16k": {
+        '1.0.3': {
+            'url':
+            'http://paddlespeech.bj.bcebos.com/s2t/wenetspeech/asr0/asr0_deepspeech2_online_wenetspeech_ckpt_1.0.3.model.tar.gz',
+            'md5':
+            'cfe273793e68f790f742b411c98bc75e',
+            'cfg_path':
+            'model.yaml',
+            'ckpt_path':
+            'exp/deepspeech2_online/checkpoints/avg_10',
+            'model':
+            'exp/deepspeech2_online/checkpoints/avg_10.jit.pdmodel',
+            'params':
+            'exp/deepspeech2_online/checkpoints/avg_10.jit.pdiparams',
+            'onnx_model':
+            'onnx/model.onnx',
+            'lm_url':
+            'https://deepspeech.bj.bcebos.com/zh_lm/zh_giga.no_cna_cmn.prune01244.klm',
+            'lm_md5':
+            '29e02312deb2e59b3c8686c7966d4fe3'
         },
     },
 }
diff --git a/paddlespeech/server/conf/ws_ds2_application.yaml b/paddlespeech/server/conf/ws_ds2_application.yaml
index bcc218e6..909c2f18 100644
--- a/paddlespeech/server/conf/ws_ds2_application.yaml
+++ b/paddlespeech/server/conf/ws_ds2_application.yaml
@@ -11,7 +11,7 @@ port: 8090
 # protocol = ['websocket'] (only one can be selected).
 # websocket only support online engine type.
 protocol: 'websocket'
-engine_list: ['asr_online-inference']
+engine_list: ['asr_online-onnx']
 
 
 #################################################################################
@@ -21,7 +21,7 @@ engine_list: ['asr_online-inference']
 ################################### ASR #########################################
 ################### speech task: asr; engine_type: online-inference #######################
 asr_online-inference:
-    model_type: 'deepspeech2online_aishell'
+    model_type: 'deepspeech2online_wenetspeech'
     am_model:    # the pdmodel file of am static model [optional]
     am_params:   # the pdiparams file of am static model [optional]
     lang: 'zh'
@@ -45,7 +45,7 @@ asr_online-inference:
         sample_width: 2
         window_n: 7     # frame
         shift_n: 4      # frame
-        window_ms: 20   # ms
+        window_ms: 25   # ms
         shift_ms: 10    # ms
 
 
@@ -53,7 +53,7 @@ asr_online-inference:
 ################################### ASR #########################################
 ################### speech task: asr; engine_type: online-onnx #######################
 asr_online-onnx:
-    model_type: 'deepspeech2online_aishell'
+    model_type: 'deepspeech2online_wenetspeech'
     am_model:  # the pdmodel file of onnx am static model [optional]
     am_params:  # the pdiparams file of am static model [optional]
     lang: 'zh'
diff --git a/paddlespeech/server/engine/asr/online/onnx/__init__.py b/paddlespeech/server/engine/asr/online/onnx/__init__.py
index c747d3e7..97043fd7 100644
--- a/paddlespeech/server/engine/asr/online/onnx/__init__.py
+++ b/paddlespeech/server/engine/asr/online/onnx/__init__.py
@@ -10,4 +10,4 @@
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
-# limitations under the License.
\ No newline at end of file
+# limitations under the License.
diff --git a/paddlespeech/server/engine/asr/online/paddleinference/__init__.py b/paddlespeech/server/engine/asr/online/paddleinference/__init__.py
index c747d3e7..97043fd7 100644
--- a/paddlespeech/server/engine/asr/online/paddleinference/__init__.py
+++ b/paddlespeech/server/engine/asr/online/paddleinference/__init__.py
@@ -10,4 +10,4 @@
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
-# limitations under the License.
\ No newline at end of file
+# limitations under the License.
diff --git a/paddlespeech/server/engine/asr/online/python/__init__.py b/paddlespeech/server/engine/asr/online/python/__init__.py
index c747d3e7..97043fd7 100644
--- a/paddlespeech/server/engine/asr/online/python/__init__.py
+++ b/paddlespeech/server/engine/asr/online/python/__init__.py
@@ -10,4 +10,4 @@
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
-# limitations under the License.
\ No newline at end of file
+# limitations under the License.
diff --git a/speechx/examples/ds2_ol/onnx/README.md b/speechx/examples/ds2_ol/onnx/README.md
index 566a4597..eaea8b6e 100644
--- a/speechx/examples/ds2_ol/onnx/README.md
+++ b/speechx/examples/ds2_ol/onnx/README.md
@@ -9,7 +9,7 @@ Please make sure [Paddle2ONNX](https://github.com/PaddlePaddle/Paddle2ONNX) and
 
 The example test with these packages installed:
 ```
-paddle2onnx              0.9.8rc0    # develop af4354b4e9a61a93be6490640059a02a4499bc7a
+paddle2onnx              0.9.8    # develop 62c5424e22cd93968dc831216fc9e0f0fce3d819
 paddleaudio              0.2.1
 paddlefsl                1.1.0
 paddlenlp                2.2.6
diff --git a/speechx/examples/ds2_ol/onnx/local/onnx_infer_shape.py b/speechx/examples/ds2_ol/onnx/local/onnx_infer_shape.py
index c41e66b7..2d364c25 100755
--- a/speechx/examples/ds2_ol/onnx/local/onnx_infer_shape.py
+++ b/speechx/examples/ds2_ol/onnx/local/onnx_infer_shape.py
@@ -492,6 +492,8 @@ class SymbolicShapeInference:
         skip_infer = node.op_type in [
             'If', 'Loop', 'Scan', 'SplitToSequence', 'ZipMap', \
             # contrib ops
+
+
             'Attention', 'BiasGelu', \
             'EmbedLayerNormalization', \
             'FastGelu', 'Gelu', 'LayerNormalization', \
diff --git a/speechx/examples/ds2_ol/onnx/local/ort_opt.py b/speechx/examples/ds2_ol/onnx/local/ort_opt.py
new file mode 100755
index 00000000..8e995bcf
--- /dev/null
+++ b/speechx/examples/ds2_ol/onnx/local/ort_opt.py
@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+import argparse
+
+import onnxruntime as ort
+
+# onnxruntime optimizer.
+# https://onnxruntime.ai/docs/performance/graph-optimizations.html
+# https://onnxruntime.ai/docs/api/python/api_summary.html#api
+
+
+def parse_arguments():
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        '--model_in', required=True, type=str, help='Path to onnx model.')
+    parser.add_argument(
+        '--opt_level',
+        required=True,
+        type=int,
+        default=0,
+        choices=[0, 1, 2],
+        help='Path to onnx model.')
+    parser.add_argument(
+        '--model_out', required=True, help='path to save the optimized model.')
+    parser.add_argument('--debug', default=False, help='output debug info.')
+    return parser.parse_args()
+
+
+if __name__ == '__main__':
+    args = parse_arguments()
+
+    sess_options = ort.SessionOptions()
+
+    # Set graph optimization level
+    print(f"opt level: {args.opt_level}")
+    if args.opt_level == 0:
+        sess_options.graph_optimization_level = ort.GraphOptimizationLevel.ORT_ENABLE_BASIC
+    elif args.opt_level == 1:
+        sess_options.graph_optimization_level = ort.GraphOptimizationLevel.ORT_ENABLE_EXTENDED
+    else:
+        sess_options.graph_optimization_level = ort.GraphOptimizationLevel.ORT_ENABLE_ALL
+
+    # To enable model serialization after graph optimization set this
+    sess_options.optimized_model_filepath = args.model_out
+
+    session = ort.InferenceSession(args.model_in, sess_options)
diff --git a/speechx/examples/ds2_ol/onnx/run.sh b/speechx/examples/ds2_ol/onnx/run.sh
index 57cd9416..583abda4 100755
--- a/speechx/examples/ds2_ol/onnx/run.sh
+++ b/speechx/examples/ds2_ol/onnx/run.sh
@@ -5,10 +5,11 @@ set -e
 . path.sh
 
 stage=0
-stop_stage=100
-#tarfile=asr0_deepspeech2_online_wenetspeech_ckpt_1.0.2.model.tar.gz
-tarfile=asr0_deepspeech2_online_aishell_fbank161_ckpt_1.0.1.model.tar.gz
-model_prefix=avg_1.jit
+stop_stage=50
+tarfile=asr0_deepspeech2_online_wenetspeech_ckpt_1.0.2.model.tar.gz
+#tarfile=asr0_deepspeech2_online_aishell_fbank161_ckpt_1.0.1.model.tar.gz
+model_prefix=avg_10.jit
+#model_prefix=avg_1.jit
 model=${model_prefix}.pdmodel
 param=${model_prefix}.pdiparams
 
@@ -80,6 +81,14 @@ if [ ${stage} -le 3 ] && [ ${stop_stage} -ge 3 ];then
 fi
 
 
+if [ ${stage} -le 4 ] && [ ${stop_stage} -ge 4 ] ;then
+    # ort graph optmize
+    ./local/ort_opt.py --model_in $exp/model.onnx --opt_level 0 --model_out $exp/model.ort.opt.onnx
+
+    ./local/infer_check.py --input_file $input_file --model_type $model_type  --model_dir $dir --model_prefix $model_prefix --onnx_model $exp/model.ort.opt.onnx
+fi
+
+
 # aishell rnn hidden is 1024
 # wenetspeech rnn hiddn is 2048
 if [ $model_type == 'aishell' ];then
@@ -90,9 +99,9 @@ else
     echo "not support: $model_type"
     exit -1
 fi
- 
 
-if [ ${stage} -le 4 ] && [ ${stop_stage} -ge 4 ] ;then
+
+if [ ${stage} -le 51 ] && [ ${stop_stage} -ge 51 ] ;then
     # wenetspeech ds2 model execed 2GB limit, will error.
     # simplifying onnx model
     ./local/onnx_opt.sh $exp/model.onnx $exp/model.opt.onnx  "$input_shape"