Wai Chi Holdings Co Ltd engages in the manufacturing of light-emitting diode (LED) products for public and commercial use. It operates through the following segments: LED Backlight, LED Lighting, and Sourcing Business. The LED Backlight segment engages in the manufacturing and trading of LED backlight products in different sizes and applications. The LED Lighting segment engages in the manufacturing and trading of LED lighting products for public and commercial use. The Sourcing Business segment, which contributes majorly towards the company's revenue, engages in the provision of sourcing business of high-tech electronic components and products. Geographically the company receives maximum revenue from the People's Republic of China.