diff --git a/README.md b/README.md
index c2c8884..1cca275 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,6 @@
 OPC_Client
 ==========
 
-OPC client examples
+OPC client examples include [utgard](http://openscada.org/projects/utgard/) and [jeasyopc](http://sourceforge.net/projects/jeasyopc/?source=navbar)
+
+Also for the real produce environment, there's two example for <b>performance</b> test.