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About Us
Our company, Changsha cochem co.,Ltd and the sister company Intual industry limited as one of big and professional chemical materials provider and exporter to you as we have passed the authoritative certificate of ISO9001:2000 and FAMI-QS-07001 GZ-A(Cochem in chansha), FAMI-QS-07001 GZ-B(Intual in hongkong).
We have dealing in metallurgical extraction for more than 10 years, major products like ZINC SULPHATE MONOHYDRATE/ HEPTAHYDRATE, SODIUM SULPHITE ANHYDROUS, SODIUM METABISULPHATE, ...
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