With the continuous improvement of people's quality of life, our requirements for product quality are also constantly improving. From a series of processes such as raw materials, product design, core technology, production technology and quality management, a series of high-quality ostomy care products were developed for patients in the early stage (within 2 months of operation), the middle stage (within half a year of operation) and the late stage (after half a year). Products are divided into anorectal and urinary categories, involving closed. The bag exhaust system adopts adhesive activated carbon filter screen, which effectively filters odor and is more comfortable to use.