LIGHTALL has been operating with the aim of becoming a professional and well-reputed enterprise. We have a strong R&D team that supports our continuous development of new products, such as digital advertising screens&3d outdoor advertising led display screen&3d led screen price. We pay close attention to customer service so we've set up a service center. Each staff working in the center is highly responsive to customers' requests and can track the order status at any time. Our everlasting tenet is to provide customers with cost-effective and high-quality products, and to create values for customers. We would like to cooperate with customers throughout the whole world. Contact us to get more details.