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Patent certificate (a pure water preparation system for rare earth oxide production line)
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Patent certificate (a rare earth gas roller kiln)
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Patent certificate (a sand mill)
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Patent certificate (a kind of air flow pulverizer)
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Patent certificate (a kind of air flow pulverizer)
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Patent certificate (a spray dryer)
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Patent certificate (an air compressor)
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Patent certificate (a diaphragm pump)
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Utility model patent (a classification and screening device after grinding and processing of rare ea
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Utility model patent (a vibrating screen with self-cleaning effect for rare earth oxide)
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Safety production standardization certificate
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2019 quality management system certificate