Is Tianjin Guo Rui Digital listed?

It's listed Tianjin Guo Rui Digital Security System Co., Ltd. was listed on September 28th, 2006. Tianjin Guo Rui Digital Security System Co., Ltd. (formerly known as Tianjin Guo Rui Digital Security System Co., Ltd.), established in 1999 and located in Tianjin, is a company engaged in technology development, consultation, service, transfer (integrating electronics, information and mechatronics technologies and products) and technology promotion and application services.