Conference System for Pi County Civil Air Defense Conference Center, Sichuan Province Central Control System of Conference Room for Multi-functional Center of Guizhou University 湖南省某铁路办事处会议系统 Central Control Conference System for a Procuratorate in Taiyuan City Cultural Exhibition Hall for Measurement Center of China Southern Power Grid Emergency Response Education Center for China Southern Power Grid Conference System for FOUNDER SECURITIES Beijing Branch 江苏省某法院会议系统 广西南宁某供电局智能化无纸化系统 Wireless Conference System for Taiyuan Police Station Jiancaoping Branch 湖北某环境保护厅指挥中心会议系统 Intelligent Central Control System for Jilin Province High Court