China's tech giants spend big on digital 'red envelope war' to gain more mobile usersChinese companies retain 2nd place on Hurun Top 500Economy on stable footing, experts sayShanghai makes great strides in improving business environmentChina's railway system sees 159% surge in preFacebook CEO apologizes for data misuse in prepared testimony to CongressRailway logistics centers completeUC Berkeley to host conference on geneDemand for China's fast fashion boosts global air freight cargoChina launches new satellite for space environment survey