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Hunan Jewel, began to focus on zinc products from 1985, unites with College of Chemistry and Chemical Engineering, Hunan University, supported technologically by more than 20 skilled technologists and several professors, has three factories around Shuikoushan-the fourth largest lead/zinc mine of China, moved headquarters to Changsha which is provincial capital of Hunan and one of famous inner harbour in China. [详细介绍]
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