diff --git a/BUILD.md b/BUILD.md
index 28f06a3f..7c7e2b6c 100644
--- a/BUILD.md
+++ b/BUILD.md
@@ -65,6 +65,10 @@ ReadMe for VMG8825-B50B V5.17(ABNY.7)C0
 
 	$ cd <extrated directory>
 
+  #Useful for make config
+  Firmware ID nobrand = ABNY
+  Firmware ID branded Wind = ABLZ
+  Model ID branded Wind = 4543
 	
    Clean and build the firmware
 
@@ -76,5 +80,3 @@ ReadMe for VMG8825-B50B V5.17(ABNY.7)C0
 
     The firmware image will locate at <extrated directory>/bin/brcm963xx/zyxel/ras.bin
     You can use it update VMG8825-B50B by using the firmware update procedure.
-
-