The Mobile World Congress (MWC) opened its doors in Barcelona on Monday, showcasing the latest innovations of the mobile phone industry.

Several companies such as ZTE, Lenovo Moto, Samsung, Nokia or LG launched their new devices ahead of the official opening of the MWC, the world's largest event of the mobile phone industry.

Yu Chengdong, CEO of the Consumer BG of Huawei introduces Huawei P10 Plus during the launch ceremony ahead of the Mobile World Congress 2017 in Barcelona, Spain on Feb. 26, 2017. China's technology giant Huawei launched its P10 and P10 Plus devices ahead of the Mobile World Congress 2017 here on Sunday. (Xinhua/Lino De Vallier)