diff --git a/demo/docs/ocr_demo.md b/demo/docs/ocr_demo.md
index a714910e..a9907dfd 100644
--- a/demo/docs/ocr_demo.md
+++ b/demo/docs/ocr_demo.md
@@ -16,6 +16,7 @@ python demo/ocr_image_demo.py demo/demo_text_det.jpg demo/output.jpg
 
 - The predicted result will be saved as `demo/output.jpg`.
 - To use other algorithms of text detection and recognition, please set arguments: `--det-config`, `--det-ckpt`, `--recog-config`, `--recog-ckpt`.
+- To use batch mode for text recognition, please set arguments: `--batch-mode`, `--batch-size`.
 
 ### Remarks
 
diff --git a/demo/docs/text_det_demo.md b/demo/docs/text_det_demo.md
index e7d932ff..a50c7163 100644
--- a/demo/docs/text_det_demo.md
+++ b/demo/docs/text_det_demo.md
@@ -5,8 +5,8 @@
 
 </div>
 
-### Text Detection Image Demo
 
+### Text Detection Single Image Demo
 
 We provide a demo script to test a [single image](/demo/demo_text_det.jpg) for text detection with a single GPU.
 
@@ -26,6 +26,28 @@ python demo/image_demo.py demo/demo_text_det.jpg configs/textdet/panet/panet_r18
 
 The predicted result will be saved as `demo/demo_text_det_pred.jpg`.
 
+
+### Text Detection Multiple Image Demo
+
+We provide a demo script to test multi-images in batch mode for text detection with a single GPU.
+
+*Text Detection Model Preparation:*
+The pre-trained text detection model can be downloaded from [model zoo](https://mmocr.readthedocs.io/en/latest/modelzoo.html).
+Take [PANet](/configs/textdet/panet/panet_r18_fpem_ffm_600e_icdar2015.py) as an example:
+
+```shell
+python demo/batch_image_demo.py ${CONFIG_FILE} ${CHECKPOINT_FILE} ${SAVE_PATH} --images ${IMAGE1} ${IMAGE2} [--imshow] [--device ${GPU_ID}]
+```
+
+Example:
+
+```shell
+python demo/batch_image_demo.py configs/textdet/panet/panet_r18_fpem_ffm_600e_icdar2015.py https://download.openmmlab.com/mmocr/textdet/panet/panet_r18_fpem_ffm_sbn_600e_icdar2015_20210219-42dbe46a.pth save_results --images demo/demo_text_det.jpg demo/demo_text_det.jpg
+```
+
+The predicted result will be saved in folder `save_results`.
+
+
 ### Text Detection Webcam Demo
 
 We also provide live demos from a webcam as in [mmdetection](https://github.com/open-mmlab/mmdetection/blob/a616886bf1e8de325e6906b8c76b6a4924ef5520/docs/1_exist_data_model.md).
diff --git a/demo/docs/text_recog_demo.md b/demo/docs/text_recog_demo.md
index 9344438d..1e6e48d6 100644
--- a/demo/docs/text_recog_demo.md
+++ b/demo/docs/text_recog_demo.md
@@ -5,8 +5,7 @@
 
 </div>
 
-### Text Recognition Image Demo
-
+### Text Recognition Single Image Demo
 
 We provide a demo script to test a [single demo image](/demo/demo_text_recog.jpg) for text recognition with a single GPU.
 
@@ -26,6 +25,28 @@ python demo/image_demo.py demo/demo_text_recog.jpg configs/textrecog/sar/sar_r31
 
 The predicted result will be saved as `demo/demo_text_recog_pred.jpg`.
 
+
+### Text Recognition Multiple Image Demo
+
+We provide a demo script to test multi-images in batch mode for text recognition with a single GPU.
+
+*Text Recognition Model Preparation:*
+The pre-trained text recognition model can be downloaded from [model zoo](https://mmocr.readthedocs.io/en/latest/modelzoo.html).
+Take [SAR](/configs/textrecog/sar/sar_r31_parallel_decoder_academic.py) as an example:
+
+```shell
+python demo/batch_image_demo.py ${CONFIG_FILE} ${CHECKPOINT_FILE} ${SAVE_PATH} --images ${IMAGE1} ${IMAGE2} [--imshow] [--device ${GPU_ID}]
+```
+
+Example:
+
+```shell
+python demo/image_demo.py configs/textrecog/sar/sar_r31_parallel_decoder_academic.py https://download.openmmlab.com/mmocr/textrecog/sar/sar_r31_parallel_decoder_academic-dba3a4a3.pth save_results --images demo/demo_text_recog.jpg demo/demo_text_recog.jpg
+```
+
+The predicted result will be saved in folder `save_results`.
+
+
 ### Text Recognition Webcam Demo
 
 We also provide live demos from a webcam as in [mmdetection](https://github.com/open-mmlab/mmdetection/blob/a616886bf1e8de325e6906b8c76b6a4924ef5520/docs/1_exist_data_model.md).