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All of our factories have national GMP certificates. HVSEN has been strictly complying with national GMP management norms. A set of comprehensive and strict QA/QC system has been established under the philosophy of “ reputation from quality , quality from details ”.  More than 30 professional QA/QC staffs are responsible for inspecting & controlling of product qualities. Manufacture process contains a real-time overall checking of manufacturing & packaging materials, semi-finished products and finished products. Our high standard QC lab has been established with 1,000 square meters ground.


Registration certificate of Tylvalosin Tartrate(TYWASIN®) in India.