On the afternoon of October 31st, Beijing time, Rouyu Technology held a 2018 global new product launch conference at the Beijing National Convention Center, officially launching the world's first foldable flexible screen mobile phone with a revolutionary milestone - FlexPai ( 'Soft'). With years of technology development and deep cultivation in the field of flexible display, FlexPai has revolutionized the perception of traditional smart phones. It has both a portable mobile phone and a high-definition large screen with a tablet computer – freely foldable and unfolded. Easily fit into the pocket, bringing a more powerful visual experience than the largest screen mobile phone on the market. It perfectly solves the long-term contradiction between high-definition big screen and portable, and revolutionizes the new human-computer interaction.