Huawei launches world's first tri-fold smartphone

SHENZHEN, Sept. 10 (Xinhua) -- Chinese technology giant Huawei on Tuesday launched an industry-first tri-fold smartphone in south China's Shenzhen, with a number of technological breakthroughs such as a dual-hinge system and screen-bending features.

Yu Chengdong, Huawei's executive director, said that constant technological innovation is the primary driving force in the development of folding-screen smartphones,