diff --git a/externals/article_and_discussion.md b/externals/article_and_discussion.md
index e68c2e2..2a1ffd9 100644
--- a/externals/article_and_discussion.md
+++ b/externals/article_and_discussion.md
@@ -10,6 +10,7 @@ guido：
 - ~~无码科技 冯大辉(Fenng)：[聊聊 996](https://mp.weixin.qq.com/s/Jnt8wM-oCVQppfztxB_KEQ)~~
 - 连岳：[说说996，自愿的心理治疗功能](https://mp.weixin.qq.com/s?__biz=MjM5NDU0Mjk2MQ%3D%3D&mid=2651633063&idx=1&sn=179e1809e659e92f263d0f7ef4048807)
 - 吴晓波：[猛药996背后：不能单纯归咎于个体或企业](http://tech.sina.com.cn/csj/2019-04-12/doc-ihvhiewr5126008.shtml)
+- 刘强东：[地板闹钟的故事](http://www.bbtnews.com.cn/2019/0412/295093.shtml)
 
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