R&D→MANUFACTURING→EXPORTING

CONVINCE BIOTECHNOLOGY CO., LTD. Is setup based on two own factories, Tengxian Zhongxin chemical LTD which has produced ferrous sulphate for 10 years. And Tengxian Yongfeng Biotechnology LTD, which has produced manganese sulphate for 8 years.

Our main products include: ferrous sulphate heptahydrate feed grade and industry grade, ferrous sulphate monohydrate feed grade and industry grade, as well as manganese sulphate monohydrate feed grade and industry grade. Our production capacity is able to reach ferrous sulphate about 150,000Ton, manganese sulphate about 50,000Ton.

Thanks to our exporting certificate and ISO quality manage certificate, So far, our products have been exported to 67 districts and countries around the world. And we get the sustained orders from the old customers.