致力于技术咨询、专项课题研究、宣传策划的企业。

A company dedicated to technical consulting, specialized research projects, and promotional planning.

地址：北京市昌平区城南街道凉水河社区凉水河路8号

No.8 Liangshuihe Road, Liangshuihe Community,

Chengnan Street, Changping District, Beijing