diff --git a/StyleText/README.md b/StyleText/README.md
index bbce7c5eba280e95452933f713524b19ff5778e2..f978f43875f3994c7016fbf6cff1a1c0f2de4588 100644
--- a/StyleText/README.md
+++ b/StyleText/README.md
@@ -116,9 +116,17 @@ In actual application scenarios, it is often necessary to synthesize pictures in
    * `CorpusGenerator`：
      * `method`：Method of CorpusGenerator，supports `FileCorpus` and `EnNumCorpus`. If `EnNumCorpus` is used，No other configuration is needed，otherwise you need to set `corpus_file` and `language`.
      * `language`：Language of the corpus.
-     * `corpus_file`: Filepath of the corpus.
+     * `corpus_file`: Filepath of the corpus. Corpus file should be a text file which will be split by line-endings（'\n'）. Corpus generator samples one line each time.
 
 
+Example of corpus file: 
+```
+PaddleOCR
+飞桨文字识别
+StyleText
+风格文本图像数据合成
+```
+
 We provide a general dataset containing Chinese, English and Korean (50,000 images in all) for your trial ([download link](https://paddleocr.bj.bcebos.com/dygraph_v2.0/style_text/chkoen_5w.tar)), some examples are given below :
 
 <div align="center">
diff --git a/StyleText/README_ch.md b/StyleText/README_ch.md
index eb557ff24547f228610ffa2cbbaf993e2b4569c3..a8ab933bd38792bcd6aecd76c85fc3fd1f5f204f 100644
--- a/StyleText/README_ch.md
+++ b/StyleText/README_ch.md
@@ -102,7 +102,16 @@ python3 -m tools.synth_image -c configs/config.yml --style_image examples/style_
    * `CorpusGenerator`：
      * `method`：语料生成方法，目前有`FileCorpus`和`EnNumCorpus`可选。如果使用`EnNumCorpus`，则不需要填写其他配置，否则需要修改`corpus_file`和`language`；
      * `language`：语料的语种；
-     * `corpus_file`: 语料文件路径。
+     * `corpus_file`: 语料文件路径。语料文件应使用文本文件。语料生成器首先会将语料按行切分，之后每次随机选取一行。
+
+   语料文件格式示例：
+   ```
+   PaddleOCR
+   飞桨文字识别
+   StyleText
+   风格文本图像数据合成
+   ...
+   ```
 
    Style-Text也提供了一批中英韩5万张通用场景数据用作文本风格图像，便于合成场景丰富的文本图像，下图给出了一些示例。