Winona has obtained the international cosmetic CERT certification, Winona skin care products, adopted a number of patented technologies, adopted a mild formula based on dermatology, and produced according to GMPC standards that meet the cosmetic requirements of the United States and the European Union. Winona whitening and moisturizing series, suitable for dull, acne marks and other pigmented skin. Series products include: arbutin whitening and moisturizing essence milk, arbutin whitening and moisturizing essence liquid and arbutin whitening and moisturizing mask.