1, Beiyu-Qinglong (the national jade carving industry leader, selected in the national intangible cultural heritage list, one of the largest jade production bases in China, Beijing Jade Factory Co., Ltd.).

2. Yuyuan Garden (founded in 1956, a time-honored brand in China, a national protected trademark, a famous brand product in Jiangsu Province, and selected as a representative list of national intangible cultural heritage, Yangzhou Jade Factory).

3. Colorful Yunnan (a national protected trademark, once won a well-known trademark in China, a leading brand in the domestic jewelry industry and a top jade brand, Kunming Colorful Yunnan Industrial Co., Ltd.).

4. Oriental Jinyu (currently the only listed company in the jade industry in China, the largest jade raw material supplier and jade jewelry manufacturer in China).

5. Lao Fengxiang (starting with 1848, he was awarded the well-known trademark of China, China Time-honored Brand, Large Jewelry Enterprise Group, Top Ten Jewelry Brands, Top 500 Asian Brands, and Shanghai Lao Fengxiang Co., Ltd.).