Chow Sang Sang Holdings International Limited, an investment holding company, manufactures and retails jewellery in the Mainland China, Hong Kong, Macau, and Taiwan. The company operates through four ... Chow Sang Sang Holdings International Limited, an investment holding company, manufactures and retails jewellery in the Mainland China, Hong Kong, Macau, and Taiwan. The company operates through four segments: Retail of Jewellery and Watches, Wholesale of Precious Metals, Trading of Laboratory-Grown Diamond and Gemstones, and Other Businesses. It also produces and sells jewellery products; and distributes watches, as well as operates retail stores. In addition, the company trades in precious metals for wholesale customers. Further, the company involved in the sale of corporate gift products; securities broking; gemological research and authentication; provision of marketing and property nominee services; and property investment activities, as well as diamond polishing and trading activities. It sells its products online. Chow Sang Sang Holdings International Limited was founded in 1934 and is based in Kowloon, Hong Kong.