diff --git a/SUMMARY.md b/SUMMARY.md
index f0c1a69..fbfb30f 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -26,6 +26,7 @@
 - [k8s job 入门](k8s&container/k8s-job-start.pdf)
 - [k8s dcoker 的恩怨纠葛](k8s&container/containerd-k8s.pdf)
 - [弃用 Dockershim 的常见问题](k8s&container/dockershim-faq.pdf)
+- [container 入门](k8s&container/containered.pdf)
 
 
 ## DEV
diff --git a/k8s&container/containered.pdf b/k8s&container/containered.pdf
new file mode 100644
index 0000000..5e6ec72
Binary files /dev/null and b/k8s&container/containered.pdf differ