Samsung Electronics widely successful release of its foldable phones, Galaxy Z Fold 3 and Flip 3 last year has risen expectations for establishing foldable phones into the mainstream. Chinese companies such as Huawei, Xiaomi, Oppo are also releasing multiple foldable phones.

As the first foldable phone in China, Huawei has been releasing the Mate X series every year since its launch in 2019. The Mate X and the Mate Xs released in 2020 are 8 inches in size and folds outward. The external display is 6.6 inches with a resolution of 1148x2480 and an aspect ratio of 19.5:9.

Mate X2 was introduced in February 2021 with 8 inches for the internal display and the external display is 6.45 inches OLED with a resolution of 1160 x 2700 and an aspect ratio of 21:9. Colorless PI was applied to the cover window. Mate X2 folds inward instead of Mate X’s outward folding display.

P50 Pocket released in December 2021 is a clamshell phone similar to the Samsung Flip 3. The internal display is 6.9 inches with 120Hz refresh rate and an aspect ratio of 21:9. The cover window is 1.1 inches circular type.

Honor released a foldable phone, Magic V on January 10th 2022.

The internal display is 8 inches with 90Hz refresh rate and the external display is 6.5 inches with 120Hz refresh rate. The cover window is colorless PI. Both internal and external panels are made in BOE B11(Mianyang) line. The initial production is estimated to be 50,000 and the estimated total production volume is 100,000 to 200,000.

According to the sales result, the Visionox panel might be applied to the product.

Vivo is about to release a new foldable, the NEX FOLD. Vivo filed patents for NEX FOLD, NEX ROLL, and NEX SLIDE.

NEX fold’s internal display is 8.03 inches with QHD 120Hz and the external display is 6.53 inches wi
th FHD 120Hz. Both internal and external display has the same refresh rate. The display panel is Samsung Display’s LTPO, and the cover window is planned to be 30 um thickness UTG.

It is planned to be released in March 2022, but no official announcement has been made.

Source: GSMArena.com, LETSGODISITAL, UBI Research DB 

Samsung Display is using UTG(Ultra Thin Glass) for the cover window and most Chinese panel companies are using Colorless PI. Many Chinese companies are introducing foldable phones, but durability issues are reported on many social network media posts. Chinese panel makers still have much to go in terms of quality in technology and production cost when compared to Samsung Display.