Perfect Group International Holdings Limited, an investment holding company, engages in the design, manufacture, and sale of fine jewelry primarily mounted with diamonds in Hong Kong, Dubai, and the People's Republic of China. It operates through Jewellery Business, Property Business, and Photovoltaic Power Generation Business segments. The company manufactures, sells, and exports jewelry products, including rings, earrings, pendants, bangles, necklaces, and bracelets, as well as the metal refining and purifying process for jewelry. It is also involved in the development, sale, and rental of properties in its industry park project; sales of electricity, which is generated from its own photovoltaic power generation system; and energy storage services. In addition, the company engages in property management, fine jewelry retailing, logistics, and marketing activities. The company was founded in 1985 and is headquartered in Kowloon Bay, Hong Kong. Perfect Group International Holdings Limited is a subsidiary of Immaculate Diamonds Limited.