The 77th/78th China Educational Equipment Exhibition, a national education equipment professional exhibition sponsored by China Educational Equipment Industry Association, many well-known companies have displayed smart blackboards equipped with Yihui MDSN^®-based capacitive screens.

The smart blackboard equipped with Yihui MDSN^®-based capacitive screen has the advantages of black screen color, sensitive response, smooth writing, high visibility, stable performance, anti-blue light, etc. Its performance has been greatly improved compared to wired metal grid blackboards .