Update README.md

README.md

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 996.ICU
 ===
 
-[English](./en_US.md) | [简体中文](./zh_CN.md)
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 Repo for counting stars and contributing. Press <kbd>F</kbd> to pay respect to glorious developers.
 
 Suggestions and PRs are welcomed!
@@ -11,12 +9,21 @@ Join discussion at [#20](https://github.com/996icu/996.ICU/issues/20).
 
 Contribution
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 Any modification to [this](https://github.com/996icu/996.ICU/blob/master/zh_CN.md) file will be rendered as github flavored markdown and published on the site regularly.   
 Feel free to adjust the format, add some content or fix grammatical errors.
 
-I18n
+Expand influence
 ---
 I18n support is ongoing.  
 If you would like to help in advance, you can add translations or just write something down in other languages in separate files.   
 The key is increasing our voices.
+
+Buy me a cup of coffee
+---
+I don't drink coffee. It sounds coooool.
+This website is simple, but I didn't foresee such amount of traffic.   
+Last 24 hours' total requests number is about **6.5 million**, which is still increase, and it is a lot for a side project.  
+And cost a lot for bandwidth also.
+If you like to help me, scan the qrcode below. I appreciate you deeply.
+
+<img src="https://i.loli.net/2019/03/27/5c9b683446095.jpeg" alt="wechat" width="200"/>