Danyang Koer Precision Electronics Co., Ltd. is a professional company engaged in the development and production of waterproof and breathable materials, committed to the research and development of waterproof and breathable film for car lights, waterproof and breathable film for high-grade electrical appliances and waterproof and breathable parts.The waterproof breathable film and waterproof breathable plug for headlights independently developed and produced by our company have been widely used in automotive headlights, fog lights, signal lights and other automotive lamps and automotive electrical appliances. The film can quickly exchange air according to the pressure change caused by the temperature change in the interior of the headlights. At the same time, it can also protect car lamps from water, car drainage and dust pollution, so as to reduce the temperature of the lamp room, improve the quality of the use of car lamps, and extend the life of the lamp.