Not big. Kaixiao 12-year-old and 15-year-old are both very high-end strong-flavor liquors, with little difference. Open Smile is a mid-to-high-end liquor brand owned by Huaze Group. In 1996, it was rated as "China Famous Brand Product" by the country, and won the titles of "Hunan Province Famous Brand" and "Hunan Province Famous Brand Product".