This paper mainly from operating perspective

according to the characteristics of the development of data service in mobile communications

combines some differences of the data service support of some tech-nology communication equipment

from the customer development

construction cost

and sustaining speed to the future upgrades and so on

use data theory and operating experience

by contrast

concluded that the data appropriative network and the GSM network or 3G dual-network coverage

play to their respective strengths

and will greatly improve the quality of mobile data service

and promote the devel-opment of information technology

further work efficiency

and improve the quality of people’s lives.