Lightboard is generally used for technical classroom videos in colleges and universities or technical explanation videos in the communication community, and is suitable for explaining the principles, processes and other technical details interactively. Lightboard is easy and natural, and this form is easy to bring users in and achieve a good technical communication effect. Currently, Lightboard is used more in foreign countries, but less in China. In recent years, Huawei has made attempts in this area and received very good feedback from users. In this sharing, we will analyze the common forms of technical videos, explain the characteristics and applicable scenarios of Lightboard, and make a detailed introduction to the production process of Lightboard.