Changsha Xinyuan Electronic Technology Co., Ltd. is a manufacturer mainly specialized in developing & producing two products: Tri-vision display & led tri-vision display. Our aim is becoming the No. 1 in the advertising equipment industry. With longterm hardwork of researching, we obtained more than 10 patents for our products. Thanks to the R&D team, our products have technique advantage. Moreover, we&＃039;re keeping improving our designs and the production process. With strict quality control system, installation and debugging procedures, we supply our customers durable and sound quality goods and constant good after-sale service. We know all the details about the whole outdoor advertising billboards. We supply our customers design sketch of our products and reference shopdrawing of steel structure according to the datas offered by the customers. After many years of cooperation with big advertising companies and operating an own advertising company .We can offer valuable suggestions to make sure you can earn more value from the products. Please feel free to explore our website or contact us for more information.