Update users_comments.md

AtsushiSakai · web-flow · commit 4e76b94eabb2 · 2019-08-26T20:41:17.000+09:00
diff --git a/users_comments.md b/users_comments.md
@@ -369,6 +369,12 @@ Dear Atsushi Thanks for compiling such a vast resource for robotics motion plann
 
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+Thanks for your job! <br>I have learned a lot from it!
+
+--ZhongyiShen
+
+---
+
 
 # Citations
 
