Introduction: Everlight Electronics Co., Ltd. (Taiwan Everlight Electronics Co., Ltd.) was founded in 1983 and is located in Shulin, Taipei, Taiwan. Its manufacturing factories are located in Taiwan (Yuanli) and China (Suzhou, Guangzhou). Due to its commitment to certification, research and development, production, quality, marketing, and global customer service, the company quickly became a leading supplier and a leading manufacturer in the LED industry. A global company with over 6400 employees, Yiguang has established bases around the world, including mainland China, Hong Kong, Japan, South Korea, Singapore, Malaysia, India, Germany, Sweden, the United States, and Canada, in order to provide real-time services and quickly supply to customers. Today, among dozens of LED packaging companies, Yiguang has become the leader in Taiwan's LED packaging industry. Everlight's main business is to provide a diverse product portfolio suitable for various applications, including high-power LEDs, lamps, SMD LEDs, LED lighting modules, digital displays, optocouplers, and infrared components. Communication/IC products can be further divided into IrDA (infrared transceiver module), Photolink (plastic fiber optic transmission module), and IRM (remote control receiver component). The common applications in the market are as follows:; IrDA: mobile phone/PDA/notebook, Photolink: DVD/STB/PS2, IRM: TV/DVD/air conditioning/audio. In addition to a complete product line and huge production capacity, Everlight Electronics has invested in Crystal Optoelectronics, which is engaged in upstream LED chip manufacturing, allowing Everlight Electronics to directly control upstream chips and obtain stable supply. The ability to vertically integrate upstream and downstream enables Everlight to dominate the market.