Learn how the Tealium Universal tag (utag.js) and vendor library files are loaded in the page.
utag.js
The Code Center is where you get the code to add the Universal Tag (utag.js) to your website.
This article explains how to use utag.sync.js to implement A/B testing and multivariate tags.
This guide shows the configuration and workflow for self-hosting the utag.js files.
To improve performance when loading the universal tag from Chinese networks, you can use tags.tiqcdn.cn to expedite content delivery inside mainland China, as well as elsewhere in the world. tags.tiqcdn.cn is delivered by Akamai through the closest node to the user, which can be inside or outside the network security.