diff --git a/README.md b/README.md
index 9c5f4d48..c4298659 100644
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For Vue 3.0, we recommend using [Element Plus](https://github.com/element-plus/element-plus) from the same team
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- Special thanks to the generous sponsorship by:
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## Links
- Homepage and documentation
- [International users](http://element.eleme.io/#/en-US)
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## Contribution
Please make sure to read the contributing guide ([中文](https://github.com/ElemeFE/element/blob/master/.github/CONTRIBUTING.zh-CN.md) | [English](https://github.com/ElemeFE/element/blob/master/.github/CONTRIBUTING.en-US.md) | [Español](https://github.com/ElemeFE/element/blob/master/.github/CONTRIBUTING.es.md) | [Français](https://github.com/ElemeFE/element/blob/master/.github/CONTRIBUTING.fr-FR.md)) before making a pull request.
-[![Let's fund issues in this repository](https://issuehunt.io/static/embed/issuehunt-button-v1.svg)](https://issuehunt.io/repos/67274736)
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## Special Thanks
English documentation is brought to you by SwiftGG Translation Team:
- [raychenfj](https://github.com/raychenfj)
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- [smalesys](https://github.com/smalesys)
- [blombard](https://github.com/blombard)
-## Backers
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-Support us with a monthly donation and help us continue our activities. [[Become a backer](https://opencollective.com/element#backer)]
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-## Sponsors
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-Become a sponsor and get your logo on our README on Github with a link to your site. [[Become a sponsor](https://opencollective.com/element#sponsor)]
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## Join Discussion Group
Scan the QR code using [Dingtalk App](https://www.dingtalk.com/) to join in discussion group :
diff --git a/examples/assets/images/duohui.svg b/examples/assets/images/duohui.svg
deleted file mode 100644
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diff --git a/examples/assets/images/tipe.svg b/examples/assets/images/tipe.svg
deleted file mode 100644
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diff --git a/examples/components/side-nav.vue b/examples/components/side-nav.vue
index f25b9850..76ffa7a8 100644
--- a/examples/components/side-nav.vue
+++ b/examples/components/side-nav.vue
@@ -122,21 +122,6 @@
:class="{ 'is-fade': isFade }"
:style="navStyle">