Auditorium of Xian Yang Shi Yan School, Xian Yang City, Shaanxi Province Conference Room of CCCC Second Highway Engineering Bureau Co., Ltd Conference System in Jiangsu Province Conference System of Kai Yuan Ming Ting Hotel in Xi'an City Conference System of Highway Bureau of Shaanxi Province Shangluo City Branch Conference System for Air Force Engineering University (Xi'an) Conference System for Land and Resources Bureau of Motuo County, Tibet, China Conference System for Changqing Oil Field No. 11 Branch Conference System for CGE Group Zhangjiakou Exploration Machinery Co., Ltd. Multi-functional Conference System for a Chemical Industry Group in Binzhou City, Shaanxi Province Paperless Conference System for a District Government of Kunming, Yunnan Province Intelligent Conference System for Multi-functional Hall a Military Base in Beijing