MDS DISPLAY LIMITED ServiceA: 24 Hours After sales support,professional support,manual book, and remote control if customer need,not only sell display to you,but more supports.B: Real Taiwan Chip + High quality suit, CE,ROHS,FCC certification factory.C: Ensure led dispaly from factory is 100% test done and not any quality problems, we will be responsibile it if have any quality problems.D: We offer 2 years warranty to our product.E: Customized design is available.F: Special discount are offered based on order quantity. Welcome to contact us.