_{Zhengzhou Shenglong Information Technology Co., Ltd. (stock code: 831361), founded in 2003, is a professional high-tech industry company integrating the research and development, production, sales and service of two-dimensional/three-dimensional micro-array rear projection, 3D stereoscopic large screen, 3D virtual simulation platform, intelligent optoelectronic display equipment, data engineering, software development and other software and hardware products. The company's products are widely used in education, municipal, finance, entertainment, civil defense, advertising and other industries.}

_{Zhengzhou Shenglong Information Technology Co., Ltd. has successively passed the following qualification certifications: National High-tech Enterprise Certification, High-tech Product Certificate (Full-color LED Display System), Software Enterprise Certification, ISO/EC 27001 Information Security Management System Certification, GJB9001C-2017 Weapon Equipment Quality Management System Certification, ISO9001 Quality Management System Certification, ISO14001 Environmental Management System Certification, IS045001 Occupational Health Management System Certification, GB/T27922-2011 After-sales Service Certification, China National CCC Certification, China Optics and Optoelectronics Association Display Branch Director Unit Certificate, Henan Province Electronic Product Quality Inspection Report, US FCC Certification, EU CE, EU ROHS, and many national patents.}