1, Joymas Liu Beibei is a jewelry brand owned by French luxury brand Hermes. It was founded by designer Liu Beibei and is committed to integrating the essence of Chinese and Western cultures and creating high-end jewelry products with oriental aesthetic characteristics.

2. Liu Ling is a famous jeweler in China. He used to be the vice president of Zhongshan Jewelry Industry Association and the executive director of Zhongshan Jewelry Association, a jewelry company. They have cooperated in business, so they have a cooperative relationship.