Zhejiang ruiyang pharmaceutical co., LTD.is a finechemical enterprise specialized in the research, development and sales ofsteroid API, pharmaceutical intermediates and veterinary drugs. The company has been operating in the chemicalindustry for more than ten years since its establishment.,and maintain close cooperation with upstream anddownstream industry chains and rd institutions. We haveserved More than 500 companies, and has always adhered to quality innovationand service to seek new sustainable development road.Ruiyang pharmaceutical adheres to the managementconcept of service first, quality eternal and takes root in xianju,a national park city with active economy, open market andconvenient transportation. In the context offierce market competition, we know that c...