diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..ee07178
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "aelf-samples"]
+	path = aelf-samples
+	url = https://github.com/AElfProject/aelf-samples
diff --git a/aelf-samples b/aelf-samples
new file mode 160000
index 0000000..8d54484
--- /dev/null
+++ b/aelf-samples
@@ -0,0 +1 @@
+Subproject commit 8d54484b9a5e4ec3e70ad474e4e9c38091a81d15