2. Ruan Shi Ruan (China well-known trademark, key high-tech enterprise of National Torch Program, national leading agricultural enterprise, Zhejiang Ruan Co., Ltd.)
3. Ou Xin OCEANUS (China well-known trademark, Guangdong famous trademark, China top ten pearl brands, China pearl genuine product, personalized customization/origin price/manufacturer's direct brand pearl jewelry enterprise, Shenzhen Digital Tour Technology Co., Ltd.).
4. Jingrun gNPearl (a famous trademark in Hainan Province, a famous brand in Hainan, one of the largest pearl franchise enterprises in China, Jingrun Pearl Biotechnology Co., Ltd.)
5. Hairun He Ren (Hainan Famous Trademark, Hainan Famous Trademark, Hainan High-tech Enterprise, Hainan Hairun Pearl Co., Ltd.)
6. Osman Jewelry (Zhejiang famous brand, national key leading enterprise of agricultural industrialization, Zhejiang Osman Group Co., Ltd.)
7. Nanzhu Palace (Guangxi famous trademark, the birthplace of China's first artificial mariculture pearl, Guangxi Nanzhu Palace Investment Holding Group Co., Ltd.
8. Cartier 1847 in Cartier, France, a French watch and jewelry manufacturer, is the world's top jewelry brand. Known by King Edward VII of England as "the jeweler of the emperor, the emperor of jewelers", the famous brand has created many dazzling and wonderful works in 150 years.
9. Tiffany 1837 America, an American jewelry and silverware company, is one of the world-famous luxury brands, and its blue gift box symbolizes the unique style of American washing and training. Tiffany is a symbol of American design, and has always been aiming at designing original works with amazing beauty. It is famous for nearly two centuries with the themes of love and beauty, romance and dreams.
10, Bulgari Bvlgari 1884 Italy, the third largest jewelry brand in the world after Cartier and Tiffany. Its jewelry embodies the classical style of Greece and Italy, and each piece of jewelry has been carefully carved by designers and craftsmen.