Changsha May Chemis Co., Ltd. is located in Changsha , a beautiful sightseeing city with long history in Central South China . The company has stick to the rule of providing high qualified chemical products to worldwide markets , supporting by our scientific research team, strong manufacuring capability, flexibble devoted personnel . Our company has four manufacturing units, supplying 30, 000.00 mt manganese sulphate , 10, 000.00mt magnesiumsulphate , 40, 000.00mt zinc sulphate and 60, 000.00mt ferrous sulphate annually. Also we are dealing with other fertilizer, fodder additives , food additives, fine chemical raw materials business. With our strong technology support, advanced manufacture equipment , strict testing method , modern management system and after sales service team, 90% of our products are exported to worldwide markets and enjoy good reputation and fame of our honourable MAYCHEMIS. International Inspection organization of SGS, CIQC andCOTECNA have all been inspecting our products several times a year , and the products are in accomplishments with clients requirements.