The "签到领京豆 + 一键价保" plugin is a Chrome add-on developed by Yue Apps. It falls under the category of Browsers and is specifically classified as an Add-ons & Tools subcategory. This free plugin offers two main features: signing in to earn Jingdong (京东) beans and one-click price protection.

With this plugin, users can easily sign in to their Jingdong account and earn Jingdong beans, which can be used as a form of currency on the Jingdong e-commerce platform. This feature allows users to accumulate beans by simply signing in, providing an added incentive for using the plugin.

Additionally, the "一键价保" feature offers users the convenience of one-click price protection. This means that users can easily protect their purchases by ensuring that they are always getting the best price available. By activating this feature, users can rest assured that they are getting the most value for their money when shopping on the Jingdong platform.

Overall, the "签到领京豆 + 一键价保" plugin by Yue Apps provides users with a convenient way to earn Jingdong beans and ensure price protection while shopping on the Jingdong platform.