China's tech giants spend big on digital 'red envelope war' to gain more mobile usersU.S. stocks tick down as Apple drags tech sector lower4th CICPE scheduled from April 134th CICPE scheduled from April 13Demand for China's fast fashion boosts global air freight cargoXi Story: President Xi's Sports AspirationChina's deepChina's auto export ranks first globallyContainer shortage adds to export costsLeading Chinese computer scientist inducted into 2017 Internet Hall of Fame