The program-controlled hot air seam sealing machine (layering machine) developed by Changzhou Brady Intelligent Technology Co., Ltd. uses PLC technology for intelligent control, automatic temperature control, automatic scissors, and automatic belt feeding. With simple operation, simple maintenance and reliable performance, it is suitable for the production needs of all kinds of high and medium-grade medical protective clothing, waterproof clothing and all kinds of tents. It was mass produced in May 2020.