O great wisdom, tak news agency on October 17, the GSM association (GSMA) Asia Pacific spectrum policy regulation affairs adviser GuanZhou Thursday in "2013 a new generation of broadband wireless mobile communication development BBS" that 4 g will become the mainstream, speculated that in 2020 the world's major operators will put the 2 g network.

GuanZhou said, forecast in 2020 the world only a third of the 2 g network is pure, currently about 70% of network belongs to the access of pure 2 g, 2 g drop is very obvious.

GuanZhou predicts that 4 g into the very fast development since 2010 channels, and in the next few years 4 g will become the mainstream, in 2020 the world's major operators will exit the market, the 2 g network assigned spectrum to 3 g or 4 g. "The world is the same, accelerate the delisting of 2 g network, accelerate the promotion of 3 g network and 4 g network." GuanZhou further said. At present, China mobile, China unicom, China telecom's 2 g still occupy larger proportion.