Technology NewsOppo Reveals a Waterfall screen smartphone with highly curved edges by Ahsan MuGhaL 31 July, 2019 by Ahsan MuGhaL 31 July, 2019Oppo Reveals a Waterfall screen smartphone with highly curved edges. Curved displays are a… 0 FacebookTwitterPinterestLinkedinTumblrVKOdnoklassnikiRedditStumbleuponWhatsappTelegramPocketEmail