China National Software & Service. 

China National Software & Service Company Limited provides independent software products and industry solutions in China. The company offers Kylin desktop operating system, Kylin Desktop Operating System (Industrial Edition) V10, Starlight Kylin Operating System 1.0, Kylin Advanced Server Operating System V10 SP3, and Kylin Advanced Server Operating System (Industrial Edition) V10; and database products, including DM8 database management system; Database All-in-One Machine DAMENG PAI; Distributed native graph database GDMBASE; DM Distributed Database DMDPC; and DMQYCDB database cloud service system. It also provides security products, such as dam data leakage prevention system; unified terminal security management system; network access control system; electronic document security management system; host monitoring and auditing system; Printing and CD-ROM burning security monitoring and auditing system; and terminal security login and file protection system. In addition, the company offers unified operation management service platform and CTT-2000E communication power and environmental monitoring system; and consulting services. Further, it provides operation support platform for organization, taxation, railway, electricity, water conservancy, emergency, enterprise, and common application services. Additionally, the company offers information technology consulting, software development, system integration, and operation and maintenance services. The company was founded in 1980 and is based in Beijing, China. China National Software & Service Company Limited is a subsidiary of China Electronics Corporation.