Automobile lamps and lanterns are widely used in daily life. In 1985, LED automobile signal lamp first appeared on the bus. In 1986, the use of LED high mounted brake lamp on Nissan 300ZX automobile marked the official beginning of the era of LED automobile lamps. International famous automobile brands such as BMW, Cadillac, Buick, Volkswagen, Ford, Mercedes Benz, Toyota, Mitsubishi, Mazda and Skoda have successively launched LED automobile lamps. Until 1990, HP company of the United States and Toshiba company of Japan launched the red and yellow high brightness LEDs with the InGaAlP / GaAs structure with the light intensity of more than 1000mcd. In 1993, Japan's Japan Asia company invented the InGaN / Al2O3 blue and green high brightness LEDs, which paved the way for the LED light source of automobile lamps in terms of technology and mass production. In 2000, China first used LED high mounted brake lights on the Santana 2000 model of Shanghai Volkswagen. LED automotive lights are growing at a double-digit rate every year, with an output value of 546 million US dollars in 2005, accounting for 14% of the world's LED applications. LED automotive lamps and lanterns in China are growing at a rate of 70% - 80% every year, and LED automotive lamps and lanterns in China are growing at a rate of 70% - 80% every year, and they are also widely used in the automotive field.