AsiaInfo-Linkage helps keep the information flowing throughout China. Through operational subsidiary AsiaInfo-Linkage Technologies, the company provides software and services used by telecommunications carriers for such functions as activating services, billing, and customer relationship management. It also provides secure networking software and services, particularly for virtual private networks and firewalls, through its Lenovo-AsiaInfo subsidiary. The company's top customers are the country's leading telecom service providers China Mobile (60% of sales), China Unicom (18%), and China Telecom. AsiaInfo-Linkage is being acquired by an investor consortium led by CITIC Capital Partners for about $900 million.