There are two little CK. One is Little CK in China, which refers to CAVIN KALAN, an urban fashion luxury brand jointly built by Hong Kong design masters Cavin and Kalan. The brand includes handbags, shoes, belts, sunglasses, jewelry and other fashion products.

The other is little CK, Charles & in Singapore. Keith (CK for short), Wang Zuyao and Keith Wong founded this company on 1996.

Big CK refers to the American brand CALVIN KLEIN. Big CK is the largest designer brand in America. It has won four famous clothing awards in succession, and has four series of products: CK jeans, CK underwear, CK sports and leisure, and CK accessories.