diff --git a/README.md b/README.md
index 96ec7a0..680cec2 100644
--- a/README.md
+++ b/README.md
@@ -31,3 +31,6 @@ FineBI 插件模板
 -   图表插件前端工程 + chart.js 构建
 
 *   见https://git.fanruan.com/fanruan/bi-plugin-chart-template
+
+-   效果图
+    ![demo](screenshots/boxplot.demo.png)
diff --git a/screenshots/boxplot.demo.png b/screenshots/boxplot.demo.png
new file mode 100644
index 0000000..a1b7f23
Binary files /dev/null and b/screenshots/boxplot.demo.png differ