Merge pull request #1995 from VisActor/doc/contributing-add-other

docs: add promotion task to contributing

CONTRIBUTING.md

@@ -204,6 +204,15 @@ $ rush change-all
 
 3.  Submit all code and create a Pull Request on Github, inviting others to review it.
 
+### Promotion Task Contribution Guide
+A promotion task refers to the action of publicly releasing materials related to VisActor, such as articles, demos, videos, etc., across various media channels.
+
+You can create a new issue, select the type others and tag it with promotion. Then, post it along with relevant links, screenshots, summaries, etc.
+
+For example, see https://github.com/VisActor/VChart/issues/2858.
+
+Every quarter, we will select some promotional works for VisActor and provide the authors with material rewards.
+
 ## Embrace the VisActor Community
 
 In addition to contributing code to VisActor, we encourage you to participate in other activities that will make the community more prosperous, such as:

CONTRIBUTING.zh-CN.md

@@ -212,7 +212,18 @@ $ rush docs
 $ rush change-all
 ```
 
-3.  提交所有代码，并在 Github 创建 Pull Request，邀请其他人进行 review
+
+4.  提交所有代码，并在 Github 创建 Pull Request，邀请其他人进行 review
+
+
+
+### 推广任务贡献指南
+
+推广任务是指你将和VisActor相关的文章、demo、视频 等素材，公开发布到各种媒体渠道的行为。
+你可以新建一个 issue，类型选择 `others` 打上 `promotion` 的标签，然后将相关链接，截图，简介等一起发布即可。
+例如：[https://github.com/VisActor/VChart/issues/2858](https://github.com/VisActor/VChart/issues/2858)
+
+每个季度我们会评选一些推广VisActor的作品，给予作者一定的物质奖励。
 
 ## 拥抱 VisActor 社区