Ó¢ÎÄÃû£ºOligomeric Proantho Cyanidins »¯Ñ§Ãû£º5, 7, 3', 4'-tetrahydroxyflavan-3-ol ·Ö×Óʽ£º(C30H26O12)n (C44H32O12)n n=2-4
Yongzhou Yidong Biotechnology Inc. was found in Oct, 2008. It is a high-tech people-owned enterprise which is engaged in extracting natural botanicals and isolating active ingredients. The factory....