diff --git a/doc/docs/guide/briefUsing.md b/doc/docs/guide/briefUsing.md
index 1215faf4..b3722b4f 100644
--- a/doc/docs/guide/briefUsing.md
+++ b/doc/docs/guide/briefUsing.md
@@ -10,3 +10,4 @@
 <a href='http://www.jiuyinkj.com/'><img src="https://ajreport.beliefteam.cn/file/download/5889f0e6-ba08-4990-ac89-eabfbb8af8bd" width = "130" height = "50" /> </a>
 <a href='http://www.yourongyun.cn/'><img src="https://ajreport.beliefteam.cn/file/download/90e15ed9-5594-4c14-b318-72aeb6816fb9" width = "130" height = "50" /> </a>
 <a href='https://www.wenkai.net/'><img src="https://ajreport.beliefteam.cn/file/download/ec788c55-bffd-4809-ae3c-0ce2cbd1a9d0" width = "130" height = "50" /> </a>
+<a href='http://www.sungcor.com/'><img src="https://ajreport.beliefteam.cn/file/download/0514a4a6-787b-4e25-be94-03ff94309553" width = "130" height = "50" /> </a>