CMLink

CMLink operates as China Mobile International's own retail brand, selling eSIMs it produces rather than reselling network capacity from other providers. The service recently added dual-region plans that cover both the UK and mainland China on a single eSIM profile, making it practical for those traveling between both regions.

If you want an eSIM straight from China's largest carrier, CMLink offers that direct relationship. The dual-region capability appeals to travelers splitting time between Europe and China on the same trip.