https://www.feishu.cn/hc/en-US/articles/791148248105-use-the-lucky-draw-function-in-feishu-forms
Use the lucky draw function in Feishu Forms
I. Intro You can configure a lucky draw in Feishu Forms to give respondents a chance to win prizes after submitting the form. Winning odds description
the lucky drawusefunctionfeishuforms