1, Lao Fengxiang is a well-known jewelry brand founded by 1848 in Shanghai, and it is also a national brand with a century-old history in China. It is affiliated to Shanghai Laofengxiang Co., Ltd., mainly engaged in diamond, platinum, jade, gold and other jewelry products with novel styles and exquisite craftsmanship.

2. Chow Tai Fook is a famous jewelry brand founded by 1929 in Hongkong, China. It belongs to Chow Tai Fook Jewelry Group in Hongkong, China. The group mainly deals in diamonds, jadeite, pearls, gold and other jewelry. Its products are diverse and fashionable, and are famous for their unique design and excellent quality. Its sales volume has always been in the forefront of China's jewelry industry.