Hunan Huitong science & technology Ltd company is a professional manufacturer of manganese dioxide, high purity super fine bismuth series and indium series products. And the factory is located in Liuyang and Changsha in Hunan province. We have a powerful research & development center, which has advanced equipment and a consummate technologist team with abundant development ability and rich experience. Our R& D Center is responsible for all the existing subsidiary factories whose technology instructions, quality control and new product development.
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Hunan Huitong science & technology Ltd company is a professional manufacturer of manganese dioxide, high purity super fine bismuth series and indium series products. And the factory is located in Liuyang and Changsha in Hunan province. We have a powerful research & development center, which has advanced equipment and a consummate technologist team with abundant development ability and rich experience. Our R& D Center is responsible for all the existing subsidiary factories whose technology instructions, quality control and new product development.