diff --git a/README.md b/README.md
index 39d70ac..c5e9646 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # README.md
 
+If you have any questions or need assistance with usage, feel free to contact support@unitree.com.
+
 ### Notice
 
 support motor: GO-M8010-6 motor、A1 motor、 B1 motor