Rubber sheathed cables are widely used in various electrical equipment, such as mobile power cords for household appliances, electric machinery, electrical devices, and appliances, and can also be used in indoor or outdoor environmental conditions. According to the mechanical external force acting on the cable, the product structure is divided into three categories: light, medium, and heavy, with appropriate connections in the cross-section. Generally, lightweight rubber sheathed cables are used in household appliances and small electric equipment, requiring softness, lightness, and good bending performance; Medium sized rubber sheathed cables are widely used in agricultural electrification, in addition to industrial use. Heavy duty cables are used in applications such as port machinery, searchlights, and large-scale hydraulic irrigation stations in households. This type of product has good universality, complete series specifications, good performance and stability.