1. The business is mainly focused on the United States, with a core business of designing and selling high-end jewelry, including necklaces, earrings, rings, bracelets, and more. 2. In the e-commerce jewelry industry, it is positioned as a mid-to-high-end brand, with competitors including Tiffany & Co., Cartier, and David Yurman. 3. The official website brand terms are "Dana Rebecca Designs" or "Dana Rebecca Jewelry".