The new handset, the Mate X, was presented on Sunday in the Spanish city of Barcelona, just days after rival Samsung lifted the veil to a likewise, the clamshell phone. Also the teach is likely to cost over 20,000 dollars.

Mate X will work in the new mobile network 5G, which is now being installed around the world, according to Richard Yu, head of Huawei’s department of consumer durables. He acknowledges that the phone is ”very expensive” but said according to AFP that the company is working with to get the price down.

6.6 ” large. Unfold the screen is almost square and 8 inches, slightly larger than the Samsung competitor. Folded up, the phone is 11 millimeters thick.

” Our engineers have worked with this screen in three years, said Richard Yu at the presentation of the mobilmässan Barcelona.

Huawei, which is the world’s second largest manufacturer of smart phones, sold in the year to 206 million handsets, compared with 150 million by 2017. But the industry as a whole is struggling with declining sales figures. Last year fell overall sales by four per cent, while the world leader Samsung dropped eight per cent.