modify the README file

Change-Id: I9e6b89051bd4e38d0006e03b9682c8e6e216a95a
diff --git a/README.md b/README.md
index 99ce926..4404727 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,14 @@
-FILL ME IN
\ No newline at end of file
+# lbaas
+The lbaas synchronizer is an example service for the swarm synchronizer.
+The container of the lbaas service is implemented using haproxy service and provides load balancing function.
+
+You can get more information of Swarm Synchronizer from the following documents
+## Document - Docker Swarm Controller Proposal
+ https://docs.google.com/document/d/1xaGwVbhslnGnUmniztsfC099IMxTxG-eRDeruitda3E
+
+## Document - Swarm Synchronizer Design
+ https://docs.google.com/document/d/1vNNO2DwwJVuvfl2Xz6SBYx_vDGdd42ZRJQmOT6MdFIE
+
+You can get more information of LBaaS Synchronizer from the following documents
+## Document - LBaaS Synchronizer Design
+ https://docs.google.com/document/d/1KwzRiidxaSJk32YEEmp0z8chcI3jJA4V0bBlAWrwE4I