Update users_comments.md

Author: AtsushiSakai

users_comments.md

@@ -74,6 +74,8 @@ Dear AtsushiSakai, <br>Thanks a lot for the wonderful collection of projects.It
 
 ---Ezhil Bharathi 
 
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 Dear Atsushi Sakai, <br>Thank you so much for gathering all the useful stuff and good examples of robotics things ! :) <br>I am very new in this area and want to know more about robotics and SLAM things.  <br>and again, thank you so much :) <br>
 
 --Tutorgaming
@@ -102,6 +104,12 @@ Your Github page is very useful. I will apply it with cooperative robot.
 
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+help me very much thankyou
+
+--sanchuan
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+=========
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 # Citations
 
 1. B. Blaga, M. Deac, R. W. Y. Al-doori, M. Negru and R. Dǎnescu, "Miniature Autonomous Vehicle Development on Raspberry Pi," 2018 IEEE 14th International Conference on Intelligent Computer Communication and Processing (ICCP), Cluj-Napoca, Romania, 2018, pp. 229-236.