1, main business is different: Chow Tai Sang Jewelry is a brand specializing in jewelry, and its main business is the manufacture and sales of jewelry, diamonds, precious stones and gold products, including rings, earrings, necklaces, bracelets and other kinds of jewelry. Zhou Dasheng is a group company with many brands, involving finance, real estate, cosmetics and other fields. Jewelry business is just one of them.

2. The establishment time is different: Chow Tai Sang Jewelry was established in 1999 and Zhou Dasheng was established in 1984.