diff --git a/doc/doc.txt b/doc/doc.txt
new file mode 100644
index 0000000..9195421
--- /dev/null
+++ b/doc/doc.txt
@@ -0,0 +1 @@
+存放各类文档
\ No newline at end of file
diff --git a/model/uml.txt b/model/uml.txt
new file mode 100644
index 0000000..10cb1da
--- /dev/null
+++ b/model/uml.txt
@@ -0,0 +1 @@
+存放UML模型
\ No newline at end of file
diff --git a/other/other.txt b/other/other.txt
new file mode 100644
index 0000000..b7778af
--- /dev/null
+++ b/other/other.txt
@@ -0,0 +1 @@
+存放软件系统的产品海报和宣传PPT等
\ No newline at end of file
diff --git a/src/code.txt b/src/code.txt
new file mode 100644
index 0000000..676d130
--- /dev/null
+++ b/src/code.txt
@@ -0,0 +1 @@
+存放源程序代码
\ No newline at end of file