Lingyun China Technology Co., Ltd.located in southeast coast China special economic area-Shenzhen. We are a high technology team that profession in R&D interactive electronic equipments. Our products have been widely used in education, army, business,government, service etc area.Lingyun China always insist revolution mind,searching the latest high tech and interactive equipment develop trend, with its advanced tech,easy function, personal design and warmed service we continue to R&D new products, we provide varied and complete solve project for different customers.   We have strong R&D power, self-R&D brands include: Humanboard infrared interactive whiteboard series, Humanboard electromagnetic interactive whiteboard series, Humanboard infrared touch frame series. Just choose Lingyun infrared whiteboard, you will be success