1. The business mainly operates in Hong Kong, focusing on the retail and customization of natural diamond jewelry, including rings, earrings, and necklaces, and also provides professional ear piercing and gold buyback value-added services. 2. It is a well-known brand in the jewelry retail industry, with competitors including Chow Tai Fook and Lukfook Jewellery. 3. The brand terms used on the official website are "MaBelle" or "MaBelle钻饰".