Currently, some SEO workers still have doubts: "Does Baidu support the Nofollow tag?" Baidu has a webmaster club, which explicitly states that Baidu supports Nofollow.
Based on practical experiences with some client websites, after adding Nofollow to normal links, it can be discovered from the website logs that the frequency of Baidu Spider crawling these links significantly slows down, and eventually it will stop crawling such links.