TL;DRHuawei’s MWC-unveiled MateBook Fold Ultimate Design is now making its retail debut in China.The device boasts an 18-inch OLED touchscreen that folds down into a more-traditional 13-inch form factor.The laptop builds on existing ones within the same niche category, including the Zenbook Fold 17 and the ThinkPad X1 Fold.Mobile World Congress 2026 wrapped up over 150 days ago, but the vision that Huawei showed off at the event is still clear as day. The Shenzhen, China-based company unveiled a premium foldable laptop at the event in Barcelona, and the device quickly grabbed a spot on our “Breakthrough” awards list. Now, the laptop is breaking through its prototype perception with a retail debut!Back in March, we described the model as a “premium foldable laptop with a large 18-inch OLED display that folds into a compact form factor, blurring the line between tablet and traditional notebook.” That still stands true, but now that the device is official, we know a lot more about the Huawei MateBook Fold Ultimate Design (yep, that’s a mouthful), and what truly makes it tick.