TDL specializes in LED display & lighting, and provides with a range solutions of LED indoor and outdoor display. With the fully equipped R&D center, testing room and manufacturing plant, and more important, the team of experts in LED, TDL owns powerful research and develop ability, and has already obtained more than ten patents. These factors guarantee it supply hi-tech&steady series of LED products and after-sales support. Its workshop covers a

ISO 9002 certified in 1999,we are a leading professional manufacturer