Jiang Ligang, who was graduated from Zhejiang University with a major in Polymer Chemical Engineering in 1995, is currently the Chief R&D Officer of Proya Cosmetics Co., Ltd. He has 42 national patents, is the maker of 10 national cosmetics standards, and the first drafter of 4 group standards of cosmetic efficacy evaluation. He concurrently serves as the member of the Cosmetic Technical Subcommittee of the National Fragrance Flavor and Cosmetics Standardization Technical Committee; member of the Cosmetics Industry of the Industry Expert Committee of China Association of Fragrance Flavor and Cosmetics Industries; Deputy Secretary-General of Zhejiang Cosmetics Standardization Technical Committee; Vice President of Zhejiang Health Products & Cosmetics Industry Association; expert member of Perfume and Aroma & Cosmetics Research Center of Shanghai Institute of Technology; the external mentor for postgraduates majoring in Chemical Engineering of School of Science, Beijing Technology and Business University.