diff --git a/_data/signed/2o181o28.yaml b/_data/signed/2o181o28.yaml
new file mode 100644
index 00000000..2b03c21b
--- /dev/null
+++ b/_data/signed/2o181o28.yaml
@@ -0,0 +1,2 @@
+name: Wei Yijun
+link: https://2o181o28.github.io/