Herbacetin

Jiangsu Yongjian Pharmaceutical Co.,Ltd., established in June, 2012, is a high tech enterprise specialized in natural product active constituents research and development as well as provision of plant constituents high performance separation and purification solution. The company is located in the China Medical City with a 2000 square meters R&D center and a production base of 1000 square meters. Currently, it has 50 employees which include 10 senior staff. Over 90 percent of its employees have an education background of college or higher. The company has purchased nearly RMB20 million equipment of a nuclear magnetic resonance（Bruker 400MHz）, multiple automatic high performance liquid chromatographers and preparative liquid chromatographers. It is one of the critical forces in domestic Chinese medicine chemical composition extraction and research and manufacturing of Chinese medicine reference substance. This company is mainly engaged in the research of Chinese medicine active constituent basis and new drug. As of today, this company has already accumulated relatively in-depth research on hundreds of commonly used Chinese medicine, and has extracted more than six hundred chemical compositions accordingly (with an addition of roughly 100 annually) which are utilized as detecting-reagent (Chinese medicine chemical reference substance), new drug research raw materials and so on, and which have been provided to national institutes for food and drug control as well as hundreds of domestic and offshore scientific research institutes.? In recent years, this company has achieved major breakthrough in the field of Chinese medicine new drug research, and has extracted multiple highly active monomer composites with applications of numerous domestic and international patents.? Product Quality Control:? 1.This is equipped numerous analysis equipment of a nuclear magnetic resonance（Bruker 400MHz）, multiple UV-HPLC,PDA detectors for analysis, differential refractive index