Wai Chi Holdings Company Limited, an investment holding company, manufactures and trades in light-emitting diode (LED) backlight and LED lighting products to business corporations and public utilities in the People’s Republic of China, Hong Kong, Taiwan, and internationally. It operates through LED Backlight, LED Lighting, and Semiconductor Memory Chips segments. The company provides LED backlight products, such as automobile on-board displays, television displays, and other industrial equipment displays; and LED lighting products, including commercial and public lighting products. It also offers various services comprising lighting solutions design, installation, and maintenance, etc.; and energy management solutions, as well as trades in semiconductor memory chips.