They allow you to browse a website, a platform or an app, and to use the various options or services on it (e.g., control traffic, identify data or session, access to restricted access sections or content, etc.). Necessary cookies should always be enabled. These cookies help make a website usable by enabling basic functions like page navigation and secure connection to the website. The website cannot function properly without these cookies.

They help Hengrui to make the website usable by providing you some basic features and by remembering your preferences and choices of using Hengrui’s website (e.g., language, the region from where the service is accessed, etc.). Not accepting cookies may cause slow website performance or poorly adapted recommendations.

They allow Hengrui to have a better understanding of how you interact with the website (e.g., which pages are visited the most) in order to optimize the functioning of the website. These cookies collect information about how visitors use a website, for instance which pages visitors go to most often and if they receive error messages.

They enable Hengrui to monitor your behaviour on the website. The aim is to display advertisements that are meaningful and attractive to you and therefore more useful to third party publishers and advertisers, as well as to make promotional and specific information available to you on the website.