Wireless network  – GSM HLR, VLR,RBS;MSC,BSC,NPI

SDH engineering – SDH implementation and testing, cable laying and design and tunnel pipelinelin

Softswitching – implementation and testing, NPI

Datacom Engineering-- China Mobile Internet（CMNet） construction 、computer network, metro construction

Hardware and device maintenance services - base station, transmission, power, pipeline, data network  maintenance services

Power Engineering – implementation and testing

Indoor and outdoor wireless coverage system design – Mobile indoor and outdoor network engineering design optimization (2G, 3G), the project investment feasibility study

Wireless mesh networks (FSO) -- City public safety, public security monitoring network, the downtown area of wireless broadband coverage

Product Agents -- Sales of all types of communications devices