With the severe atrophying of voice service and the continuing to surge of flow service

the telecommunications industry is entering into "DT era" from "voice era"

how to collaborative the voice and flow to make the voice effectively support the flow development is an urgent problem. Letting the "free speech" and "flow is not cleared" to be the starting points

the paper exported the tendency of integrated unit and price elasticity of the voice and flow based on the date from annual report of China Mobile

and set up the business cooperation model between voice and flow to provide recommendations for flow management.