Application and classification of LED③

Backlight lighting: the first is the backlight of mobile phones, which is the Z mall where SMD products are used. Although the growth rate of mobile phones has obviously slowed down in the past two years, there are still 400 million mobile phones in the whole year. Based on the calculation that one mobile phone needs two LED backlights and six SMD LEDs for buttons, it is conservative that 400 million mobile phones need about 3.2 billion LEDs a year. Z the trend of blue backlit mobile phones in South Korea has made the demand of blue LED shopping malls exceed the supply, which shows that mobile phones still occupy a irrelevant position in LED application shopping malls. After Blu ray mobile phones, shopping malls are now the world of color screen mobile phones. In the past, color screen mobile phones were extremely high-end products, but this year, the price of primary components fell, which narrowed the price gap between color screen mobile phones and monochrome mobile phones. In addition, with the strong promotion of manufacturers, the trend of changing mobile phones quietly occurred.