From a global perspective, LED industry is in a steady period of development, the current global LED industry can be divided into four major regions. First, Europe and the United States, with general lighting as the main direction of the product features high reliability and high brightness. Second, Japan has leading technology in both general lighting and backlit displays, taking into account general lighting, automobiles, cell phones and TVs. Third, Taiwan and South Korea, with backlight display as the main line, including mobile phones, TV, computer backlight, large shipments but low gross margin. Fourth, mainland China, the main business for the outdoor display, advertising screens and lighting and other fields.