Wall interactive projection has a wide range of applications and can be used in science and technology exhibition halls, urban planning halls and corporate digital exhibition halls. Whether it is used for display or exhibition items that attract the attention of visitors, it is a very good choice. In addition to entertainment venues and It is also very practical in shopping malls, exhibitions and other occasions. The advantage of not occupying space is a good choice for places with a lot of traffic, which ensures the principle of safe participation. In general, the reason why wall interactive projection is so widely used is that wall projection can achieve the effect that traditional display cannot achieve.