1, Li Yu: Founded in 2004 and headquartered in Dongguan, Guangdong Province, it is one of the famous jewelry brands in China; The main products include all kinds of gold jewelry, diamond jewelry and precious stones. Li Yu adheres to the design concept of "creativity, novelty and Excellence" and focuses on providing customers with high-quality jewelry and services; Li Yu's sales channels are mainly offline stores, with sales outlets all over the country.

2. Taiya: Established in 2007 and headquartered in Beijing; Taiya is committed to providing customers with high-quality jewelry diamonds and personalized jewelry customization services; Taiya has a wide range of products, including all kinds of jewelry, gold, diamond necklaces, bracelets and so on. In addition to offline stores, Taiya's sales channel has also opened an online e-commerce mall to provide customers with a more convenient shopping experience.