In October 2016, GM Group to use characteristics of calcium sulfate paving anti-static floor and support for a group, GM group information infrastructure safety renovation project construction, the amount of 520 square meters, the use of specifications 600*600*30mm, pavement height is 20cm. Project address: No. 35-2, Guang'an Road, Beijing, Liuliqiao, northeast corner of Fengtai District general technology building.