With the continuous progress of science and technology, sealing ring technology is also constantly innovating and developing. On the one hand, the application of new materials has significantly improved the performance of the sealing ring, such as the application of nanomaterials, composite materials, etc., making the sealing ring have better wear resistance, high temperature resistance, corrosion resistance and other properties; On the other hand, the application of intelligent and automated technology has also brought revolutionary changes to the production and testing of sealing rings, improving production efficiency and product quality. In addition, with the improvement of environmental awareness, green and environmentally friendly sealing materials and production processes have also received more and more attention. In the future, the sealing ring technology will continue to develop in the direction of high performance, high efficiency and green environmental protection, providing strong support for the development of various industries.