The Indian Redmi Note 5 Pro launched on Android Nougat, while its Chinese variant ran on Oreo out of the box. The latter enjoys Treble support, and a discovery has shown that users of the Indian model can flash the Chinese Oreo build on their devices with TWRP, granting them Treble superpowers.
https://www.notebookcheck.net/The-Redmi-Note-5-Pro-can-now-be-updated-to-Android-8-1-Treble-support-in-tow.290012.0.html