With strong R&D strength and production capabilities, LIGHTALL now has become a professional manufacturer and reliable supplier in the industry. All our products including 3d outdoor led display are manufactured based on the strict quality management system and international standards. 3d outdoor led display We promise that we provide every customer with high-quality products including 3d outdoor led display and comprehensive services. If you want to know more details, we are glad to tell you.LIGHTALL is designed by the designing department who aims to enlarge the heat radiating area by designing it into a groove shape. In this way, the heat transfer area is largened.