Tse Sui Luen Jewellery (International) Limited, an investment holding company, manufactures, sells, and markets jewelry products in Hong Kong, Macau, Mainland China, and internationally. The company operates through Retail Business, Wholesale Business, E-Business, and Other Businesses segments. It is also involved in the retail, wholesale, trading, and franchising of jewelry; sells jewelry products through e-commerce platforms; property holding and investment businesses. In addition, the company engages in trademarks holding and investment; cash management, telescope research and manufacturing; management and administrative services, as well as involved in logistic and supply chain management activities. The company was founded in 1960 and is headquartered in Hung Hom, Hong Kong. Tse Sui Luen Jewellery (International) Limited is a subsidiary of Partner Logistics Limited.