China Unicom, Telecom expand 4G network trials to 40 Chinese cities

Aug 28 2014 9:30AM EST | Source: REUTERS Technology

BEIJING (Reuters) - China Unicom and China Telecom, the country's No.2 and No.3 mobile carriers, have received government approval to test their 4G high-speed networks in a total of 40 cities, up from 16 previously, they said on Thursday.