China's tech giants spend big on digital 'red envelope war' to gain more mobile usersChina's secondChina's secondMolecular identified as key to suppress inflammation in brainState energy firms turn to renewables abroadWorld's largest energy corridor generates impressive powerChina cuts 88 bln yuan in logistics costs in 2017Molecular identified as key to suppress inflammation in brainXi to Declare Hangzhou Asian Games OpenFour Long March 11 launches by sea planned