This product leverages the advantages of rubber, such as elasticity, high airtightness, resistance to media, weather resistance, and radiation resistance. After being compounded with high-intensity, cold and heat-resistant polyester帆布at an oblique angle, it is vulcanized through high-pressure, high-temperature molding. It is widely used in various pipeline systems [1]. With the gradual advancement of national policies to revitalize the equipment manufacturing industry, the development of general basic manufacturing industries has received further priority support. Accompanied by the strong demand for the rubber soft joint series products market, the state-owned economy has maintained stable development, with investment in fixed assets gradually expanding. The market prospects for China's rubber soft connection industry are very promising. Single sphere rubber joint, double sphere rubber joint, triple sphere rubber joint, concentric reducing rubber joint, eccentric reducing rubber joint