Haikou Dessert Knife: Simple and timeless, Haikou distinguishes itself by the modernity of its architectural lines.: Simple and timeless, Haikou distinguishes itself by the modernity of its architectural lines. For over 65 years, Couzon has established itself as a (French) leader in high-end cutlery and tableware products. Driven by design and innovation, our designers create original, striking and contemporary products that fit with every day dining as well as special occasions. All Couzon products have been designed for the art and love of entertaining.