Dashu Group. Peptide Zhenxuan is the Jinan Peptide Zhenxuan operation center of Dashu Group, with an area of ??505 square meters. Its series of products adopt advanced gene repair technology and miracle peptide technology. Zhenxuan uses world-class patented technology for plant anti-aging peptides, and is rich in sources. Undaria pinnatifida extract from the Reims Reserve in Brittany, France.