diff --git a/README.md b/README.md
index e6cd12c..93f829c 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,6 @@
 softeng
 ===============
+
+- add new item
+- add new item 2
+
diff --git a/b1.txt b/b1.txt
new file mode 100644
index 0000000..9daeafb
--- /dev/null
+++ b/b1.txt
@@ -0,0 +1 @@
+test
diff --git a/softeng b/softeng
new file mode 160000
index 0000000..2f4e5fe
--- /dev/null
+++ b/softeng
@@ -0,0 +1 @@
+Subproject commit 2f4e5fe27d78cdffea682b36625e2e76e4445ce7