Founded in 2008, Ryo is a mid-to-high-end hair care brand under Amorepacific Group in South Korea, and in 2010 it won the Korea Technology Award - Minister of Knowledge Economy Award, and has the highest sales volume among similar products in Korea. The biggest feature of Lv brand conditioner is that different colors of packaging correspond to different unique effects, there are many colors of series of products, and there are many types of effects advertised, and the grades of products of different colors are not the same. The product has little scalp irritation and performs well, but user reviews are mixed.