Free heat transfer was first spread in the United States and Western Europe, and it has gradually become popular in China in the past two years. The early heat transfers were not so much heat transfers as heat transfers. They were mainly popular slogans and characters. Later, they gradually developed into various vivid patterns. With the development of economy and the progress of society, the new mankind is more and more flaunting individuality, coupled with the development of computer technology and the development of related software, these are undoubtedly even more powerful for the free heat transfer industry. Heat transfer clothing has become popular in Europe and America, becoming popular casual clothing. Because of its simple printing process and easy operation, the materials needed are economical and easy to obtain, and it can be widely printed on various substrates, such as knitted T-shirts, denim, plush, toys, shoes, backpacks, and all kinds of nylon Cap and so on. It can be t