With the rapid development of information technology and mobile intelligent terminal, QR Code is more and more widely used. QR Code has the features of high information density, large data storage capacity, strong error-correcting ability and good secrecy, it can be used not only to identify objects, but also to describe them. At present, the use of QR Code is very popular in China, and the recognition program is relatively perfect, especially in mobile devices is very convenient, so two-dimensional bar code recognition has become a hot research direction and application field. Because the intangible cultural heritage is an important cultural treasure in our country, it has also become a vital part of our cultural undertakings to let these intangible cultural heritages go out. The combination of the application of QR Code and the intangible cultural heritage exhibition is also a new way of exhibition. The development of this form of exhibition is designed to meet the current application gap of QR Code in art exhibitions, which is a new attempt for the application of QR Code in mobile devices, and also is an exploration of the application prospect of QR Code. There are some visitors in the exhibition who are interested in the application mode of QR Code's intervention, so the use of bar code recognition system caters to the needs of some potential visitors who need QR Code's intervention to view the exhibition. At the same time, it also promotes visitors' desire to purchase.