A staff member demonstrates a 5G mixed reality smart sandbox at an exhibition space of the 2019 Summer Davos in Dalian, northeast China's Liaoning Province, July 1, 2019. The 2019 Summer Davos forum will be held from July 1-3 in northeast China's coastal city of Dalian, with globalization in the spotlight. Also known as the 13th Annual Meeting of the New Champions, this year's forum will feature the theme "Leadership 4.0: Succeeding in a New Era of Globalization." (Xinhua/Yang Qing)