Zet is a leading international provider of services for the chemical industries,based on specialized technologies.we develop and manufacture fine chemicals and advanced intermediates for pharmaceutical, agrochemical, speciality chemical and liquid crystal industries. Our headquarters is located in hangzhou with a r&d center, we have three plants located in shanxi, gansu and sichuan covered total area 200,000 square meter .with over 400 employees,38 experienced chemists,strong and modern producti

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