Hunan Yueyang Pharmaceutical Co. Ltd.is a pharmaceutical company specializing in the production of steroid hormone APIs ancintermediates.The factory covers an area of 73885 m2,in accordance with GMp reguirements foProducts quality meedesign and construction.the pharmacopeia specifications such as Ep , USPIP and CP The company has established long-terrcooperative relations with a number of domesticolleges and universities, and set up an R&D centewhich can customize steriods products of domestic and foreign customers.