Features of the outdoor full-color display screen: 1. Has a high performance-to-price ratio, the investment is small, and the performance is perfect. 2. The display screen is composed of unit modules, the circuit design is simple, clean, and easy to judge the fault point. A modular rocket is designed for easy installation, commissioning and maintenance. 3. The computer, network equipment and Related Equipment of the control system are centralized in the control room to facilitate the daily operation and equipment management. Using advanced technology, high-quality raw materials and parts, first-class technology, and strict quality management to provide customers with advanced technology, high quality, beautiful appearance, and fully meet the quality, specifications, and performance requirements of the contract. 4. The supplier shall strictly control and control the quality of the equipment provided in the aspects of design, purchase, manufacture, inspection, packaging, installation and commissioning. 5. Large-scale integration and Vlsi are used in the design to overcome the instability and reliability of the system caused by too many Vlsi.