diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..ce08b16
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "third_party/phpcommon"]
+	path = third_party/phpcommon
+	url = git@git.kingsome.cn:server_common/phpcommon.git
diff --git a/third_party/phpcommon b/third_party/phpcommon
new file mode 160000
index 0000000..4fa9d00
--- /dev/null
+++ b/third_party/phpcommon
@@ -0,0 +1 @@
+Subproject commit 4fa9d00842f4fd2fb2c0b3c82bfdaa4f7ac6a602