As for the large-scale construction and the transformation of all-round business operation of the network of chinamobile TD

the service carried on metro transport networks has undergone tremendous changes. This article introduces a new technology and a new idea to construct the metro transport network in such a transition period

and takes one city and one large capital city as example

illustrate the building plan of metro transport network of large and medium-cities

medium-and small-cities separately in the new era.