[advertise]广告[/advertise]October 26 2009, China "In addition to application of 3G mobile communication technology , we will build a TDLDE test network, high technology,such as 3G/4G will be displayed on Shanghai World Expo 2010. 4G will start from the Shanghai World Expo, " Shanghai Municipal Standing Committee and Executive Vice Mayor Xiong yang clearly stated on one Shanghai conference yesterday,refering to new generation of mobile communications. Before it, one speaker of China Mobile Group Shanghai Co., Ltd. has revealed that Shanghai World Expo Park will provide a 4G network, "When you are on boat in Huangpu River, you can see all exciting activities which are delivered by wireless network," he explained.