diff --git a/examples/aishell/s1/run.sh b/examples/aishell/s1/run.sh
index f2877945..0b40e064 100644
--- a/examples/aishell/s1/run.sh
+++ b/examples/aishell/s1/run.sh
@@ -41,10 +41,10 @@ if [ ${stage} -le 4 ] && [ ${stop_stage} -ge 4 ]; then
     CUDA_VISIBLE_DEVICES=0 ./local/align.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} || exit -1
 fi
 
-if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
-    # export ckpt avg_n
-    CUDA_VISIBLE_DEVICES=0 ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
-fi
+# if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
+#     # export ckpt avg_n
+#     CUDA_VISIBLE_DEVICES=0 ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
+# fi
 
 # Optionally, you can add LM and test it with runtime.
 if [ ${stage} -le 6 ] && [ ${stop_stage} -ge 6 ]; then
diff --git a/examples/librispeech/s1/run.sh b/examples/librispeech/s1/run.sh
index 4396597f..74f7cbc1 100755
--- a/examples/librispeech/s1/run.sh
+++ b/examples/librispeech/s1/run.sh
@@ -43,10 +43,10 @@ if [ ${stage} -le 4 ] && [ ${stop_stage} -ge 4 ]; then
     CUDA_VISIBLE_DEVICES=0 ./local/align.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} || exit -1
 fi
 
-if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
-    # export ckpt avg_n
-    CUDA_VISIBLE_DEVICES= ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
-fi
+# if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
+#     # export ckpt avg_n
+#     CUDA_VISIBLE_DEVICES= ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
+# fi
 
 if [ ${stage} -le 6 ] && [ ${stop_stage} -ge 6 ]; then
     # test a single .wav file
diff --git a/examples/librispeech/s2/run.sh b/examples/librispeech/s2/run.sh
index 0c5b585b..facaafcb 100755
--- a/examples/librispeech/s2/run.sh
+++ b/examples/librispeech/s2/run.sh
@@ -48,10 +48,10 @@ if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
     CUDA_VISIBLE_DEVICES=0 ./local/align.sh ${conf_path} ${dict_path} exp/${ckpt}/checkpoints/${avg_ckpt} || exit -1
 fi
 
-if [ ${stage} -le 6 ] && [ ${stop_stage} -ge 6 ]; then
-    # export ckpt avg_n
-    ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
-fi
+# if [ ${stage} -le 6 ] && [ ${stop_stage} -ge 6 ]; then
+#     # export ckpt avg_n
+#     ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
+# fi
 
 if [ ${stage} -le 7 ] && [ ${stop_stage} -ge 7 ]; then
     ./local/cacu_perplexity.sh || exit -1
diff --git a/examples/ted_en_zh/t0/run.sh b/examples/ted_en_zh/t0/run.sh
index 2e2bc37d..ed9ab5f8 100755
--- a/examples/ted_en_zh/t0/run.sh
+++ b/examples/ted_en_zh/t0/run.sh
@@ -35,7 +35,7 @@ if [ ${stage} -le 3 ] && [ ${stop_stage} -ge 3 ]; then
     CUDA_VISIBLE_DEVICES=0 ./local/test.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} || exit -1
 fi
 
-if [ ${stage} -le 4 ] && [ ${stop_stage} -ge 4 ]; then
-    # export ckpt avg_n
-    CUDA_VISIBLE_DEVICES= ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
-fi
+# if [ ${stage} -le 4 ] && [ ${stop_stage} -ge 4 ]; then
+#     # export ckpt avg_n
+#     CUDA_VISIBLE_DEVICES= ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
+# fi
diff --git a/examples/timit/s1/run.sh b/examples/timit/s1/run.sh
index 74226c53..a95b5f3a 100755
--- a/examples/timit/s1/run.sh
+++ b/examples/timit/s1/run.sh
@@ -42,7 +42,7 @@ if [ ${stage} -le 4 ] && [ ${stop_stage} -ge 4 ]; then
     CUDA_VISIBLE_DEVICES=0 ./local/align.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} || exit -1
 fi
 
-if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
-    # export ckpt avg_n
-    CUDA_VISIBLE_DEVICES= ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
-fi
+# if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
+#     # export ckpt avg_n
+#     CUDA_VISIBLE_DEVICES= ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
+# fi
diff --git a/examples/tiny/s1/run.sh b/examples/tiny/s1/run.sh
index 23b2206c..155eca17 100755
--- a/examples/tiny/s1/run.sh
+++ b/examples/tiny/s1/run.sh
@@ -39,8 +39,8 @@ if [ ${stage} -le 4 ] && [ ${stop_stage} -ge 4 ]; then
     CUDA_VISIBLE_DEVICES=${gpus} ./local/align.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} || exit -1
 fi
 
-if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
-    # export ckpt avg_n
-    CUDA_VISIBLE_DEVICES= ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
-fi
+# if [ ${stage} -le 5 ] && [ ${stop_stage} -ge 5 ]; then
+#     # export ckpt avg_n
+#     CUDA_VISIBLE_DEVICES= ./local/export.sh ${conf_path} exp/${ckpt}/checkpoints/${avg_ckpt} exp/${ckpt}/checkpoints/${avg_ckpt}.jit
+# fi