Ka Shui International Holdings Limited is an investment holding company that manufactures and sells zinc, magnesium, and aluminum alloy and plastic products and components. It operates in Hong Kong, the People's Republic of China, the United States, and internationally through nine segments, including Zinc Alloy, Magnesium Alloy, Aluminium Alloy, Plastic Products and Components, Trading of Lighting Products, Provision of Motor Vehicle Repairing Services, Sales of Special Purpose Vehicles, Provision of New Energy Vehicles Power Systems, and Production of Other Products. The company also trades and markets LED and plasma lighting products, home appliance products, and healthcare products; provides motor vehicle repair and maintenance services; sells special purpose vehicles; and researches, manufactures, and sells plastic injection moldings and components for car-related products. Founded in 1980, it is headquartered in Kowloon Bay, Hong Kong.