Andy Jiang from OPPO speaks during the presentation of their new devices on the occasion of the Mobile World Congress (MWC) in Barcelona, Spain, Feb. 27, 2017. (Xinhua/Lino De Vallier)
Andy Jiang from OPPO speaks during the presentation of their new devices on the occasion of the Mobile World Congress (MWC) in Barcelona, Spain, Feb. 27, 2017. (Xinhua/Lino De Vallier)