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Changsha new treasure letter chemical Co., LTD. Was established in 2002, is located in changsha, capital of hunan province, is a professional management chemical products production and sales of the private enterprise, in August 2007 to passed eu FAMI - QS ***ection. We have your own production of zinc sulfate, manganese sulfate and sodium metabisulphite factory. At the same time we have stable supplier in China for we provide all kinds of quality excellent chemical products such as copper sulfate, nitric a...
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