diff --git a/Hardware/Updated HW codes/README.md b/Hardware/Updated HW codes/README.md
index 8b1378917..ed2b859f3 100644
--- a/Hardware/Updated HW codes/README.md	
+++ b/Hardware/Updated HW codes/README.md	
@@ -1 +1,12 @@
+*******************************************************************************************************************
+Date: 11.17 2020 Tuesday, Qian Ma
+
+motor, alarm tests are completed,
+
+functionalities work perfectly without errors
+
+expected objections achieved: by changing real-time signals on Firebase, embedded system can be controlled properly 
+                              turn on/off motor/alarm
+                              
+physical button tests are planned to be completed soon......