diff --git a/doc/doc_ch/data_synthesis.md b/doc/doc_ch/data_synthesis.md
index a5b9c4aca0bd5a0795b297c31161717aff2c298b..75154ed7e1b5d83cce2846591fd8ff866b842b07 100644
--- a/doc/doc_ch/data_synthesis.md
+++ b/doc/doc_ch/data_synthesis.md
@@ -1,8 +1,11 @@
-## 数据合成工具
+# 数据合成工具
+
 除了开源数据，用户还可使用合成工具自行合成。这里整理了常用的数据合成工具，持续更新中，欢迎各位小伙伴贡献工具～
+
 - [text_renderer](https://github.com/Sanster/text_renderer)
 - [SynthText](https://github.com/ankush-me/SynthText)
 - [SynthText_Chinese_version](https://github.com/JarveeLee/SynthText_Chinese_version)
 - [TextRecognitionDataGenerator](https://github.com/Belval/TextRecognitionDataGenerator)
 - [SynthText3D](https://github.com/MhLiao/SynthText3D)
 - [UnrealText](https://github.com/Jyouhou/UnrealText/)
+- [SynthTIGER](https://github.com/clovaai/synthtiger)
diff --git a/doc/doc_en/data_synthesis_en.md b/doc/doc_en/data_synthesis_en.md
index 81b19d538d7c680ff0a73d7bff204ca667fdc552..40b266a6fd48d231a814d7b05c17fe2ea396c57f 100644
--- a/doc/doc_en/data_synthesis_en.md
+++ b/doc/doc_en/data_synthesis_en.md
@@ -3,9 +3,10 @@
 In addition to open source data, users can also use synthesis tools to synthesize data.
 There are the commonly used data synthesis tools, which will be continuously updated. Welcome to contribute tools~
 
-*  [Text_renderer](https://github.com/Sanster/text_renderer)
+* [Text_renderer](https://github.com/Sanster/text_renderer)
 * [SynthText](https://github.com/ankush-me/SynthText)
 * [SynthText_Chinese_version](https://github.com/JarveeLee/SynthText_Chinese_version)
 * [TextRecognitionDataGenerator](https://github.com/Belval/TextRecognitionDataGenerator)
 * [SynthText3D](https://github.com/MhLiao/SynthText3D)
 * [UnrealText](https://github.com/Jyouhou/UnrealText/)
+* [SynthTIGER](https://github.com/clovaai/synthtiger)