diff --git a/README.md b/README.md
index c68d6e4..4023af4 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,14 @@
 gStore
 ======
 
-gStore2.0
+## gStore2.0
+
+### building steps
+> System Requirement: 64bit linux with g++, gcc, make installed.
+> Install gStore2.0, just with two commands. 
+> 1) run
+> *make lib_antlr*
+> to compile and link the library(static) we need.
+> 2) run
+> *make*
+> to compile the gStore code and build executable "gload", "gquery", "gserver", "gclient".