diff --git a/doc/doc_ch/PP-OCRv3_introduction.md b/doc/doc_ch/PP-OCRv3_introduction.md
index b8a6ad1245bdd6f5e7d3a4e5a674ef46a13fe414..5d7a522217870af2c1189a79f1f17f2f1982917e 100644
--- a/doc/doc_ch/PP-OCRv3_introduction.md
+++ b/doc/doc_ch/PP-OCRv3_introduction.md
@@ -54,6 +54,7 @@ PP-OCRv3检测模型是对PP-OCRv2中的[CML](https://arxiv.org/pdf/2109.03144.p
 |序号|策略|模型大小|hmean|速度（cpu + mkldnn)|
 |-|-|-|-|-|
 |baseline teacher|PP-OCR server|49M|83.2%|171ms|
+|baseline teacher|DB-R50|99M|83.5%|260ms|
 |teacher1|DB-R50-LK-PAN|124M|85.0%|396ms|
 |teacher2|DB-R50-LK-PAN-DML|124M|86.0%|396ms|
 |baseline student|PP-OCRv2|3M|83.2%|117ms|