Zhejiang Chyszern technology Co., Ltd (Original Name: Hangzhou Chyszern Bio-tech Co., Ltd) is a joint-stock company which founded in 2002. Chyszern's business scope now involves developing, producing and marketing of API, veterinary pharmaceuticals, finished product of vet drugs, feed additives. Company has been certificated with GMP in 2007, and is successively fulfilling ISO9001, ISO14001, OHSAS18001 to improve and enhance management system and quality assurance system. Chyszern's central lab...

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