Zhejiang Chyszern technology Co., Ltd is a joint-stock company which founded in 2001.
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.
Our factory covers an area of 16.5 acro, building area of 20,000 square meters. Amprolium hydrochloride production line with an annual output of 500-600 tons, is the largest manufacturing enterprises in china.

Asia
South America
the Middle East