Novona is a brand in Kunming, China. Winona is a functional skin care brand focusing on sensitive skin. Focusing on "solving common skin problems in China", Novona devotes herself to continuous research in the field of sensitive skin problems, and provides the concept of correct repair and scientific care for sensitive skin. By exploring the effective components of Yunnan endemic plants, using scientific and technological extraction, adopting mild and scientific formula and producing according to GMPC standards, we developed skin care products suitable for sensitive muscles, improved common sensitive skin problems and repaired skin barriers. Winona, founded on 20 10, is the core brand of Bettaney Biotechnology Group Co., Ltd. (stock code: 300957). Winona's R&D team is based on dermatology and combines talents from dermatology, botany and biology at home and abroad to form Industry-University-Research team. A lot of basic research and in-depth exploration have been made on the causes, treatment and nursing mechanism of sensitive skin problems in Chinese people. Based on the abundant plant resources in Yunnan, the active substances were screened, and the extraction and efficacy of active components were further improved. Winona, a functional skin care brand focusing on sensitive skin, was finally born. Winona obtained the international cosmetic CERT certification, and on March 25th, 20021,Yunnan Betani Biotechnology Group Co., Ltd. landed on the Growth Enterprise Market of Shenzhen Stock Exchange with the stock code of 300957.