The high-temperature protection of the automobile industry Produces a lot of heat while the engine generates power in the operation of the automobile, the pipes, wires and signal transmission lines in the engine room are easy to be damaged by high heat. At the same time, water vapor, oil pollution, wear and tear also threaten the normal operation of the car. Hebei ZEAL products such as protective casing is to protect against these threats. In the prevention of wear and pollution at the same time insulation heat, even in some parts of the damaged combustion can effectively slow the spread of flame, a short period of time to protect the car operation. At present, the casing produced by Hebei ZEAL is being tested with Ford and Dodge pickups by customers, and in China, the fire sleeve has been successfully applied in the production assembly workshop of BYD.