Fire resistant electrical cables are specialized conductors engineered to maintain functionality during fire incidents, minimizing safety hazards and operational disruptions. These cables feature unique constructions, often incorporating mineral insulation or fire-retardant polymers that prevent flame propagation and reduce smoke emission. For instance, mineral insulated cables (MICC) use copper conductors enclosed in a magnesium oxide insulation layer, sheathed in a copper tube, enabling them to withstand temperatures up to 1000°C while continuing to carry electrical current. Fire resistant cables adhere to strict standards like IEC 60331, which mandates they sustain circuit integrity for specified durations during fires, crucial for emergency systems like fire alarms, sprinklers, and escape route lighting. Their design also minimizes toxic gas release, a key consideration in enclosed spaces. Weidong Technology’s subsidiary brand "Heshengtong" offers such fire resistant solutions, combining robust insulation with flexible jackets to suit indoor/outdoor installations, ensuring compliance with global safety norms while meeting the diverse needs of engineering projects.