由北电网络提供全部设备的中国电信全国高速传输环网日前正式开通。据悉,该网络全长15000多公里,是全球最长的高速传输网络,北起沈阳,南至广州;东临东海之滨的福州、上海,西达重庆、成都,途经18个省份,覆 China Telecom, which provides all the equipment by Nortel Networks, has officially opened its national high-speed transmission ring network. It is reported that the network is more than 15,000 kilometers long, is the longest high-speed transmission network in the world, starting from Shenyang in the north and Guangzhou to the south in the east; Fuzhou, Shanghai, Xida, Chengdu and Chengdu in the east by the East China Sea,