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Hebei Chromate Chemical Co.Ltd ??:  [HeBei/ShiJiaZhuang] |
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Hebei Chromate Chemical Co.Ltd, established in 1976 , with total annual sodium dichromate production capacity over 20,000mts, is one of the largest producer and exporter of chromate chemicals in China... |
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Gansu Sanyuan Microsilica Co.,Ltd ??: [GanSu/LanZhou] |
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Sanyuan Microsilica Co., Ltd. is a professional manufacturer, which is specialized in R&D and producing a series of microsilica. We are in a strong position to supply microsilica at different grades w... |
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Mudanjiang forward boron carbide Co., Ltd. ??: [HeiLongJiang/HeiLongJiang] |
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Mudanjiang forward boron carbide Co., Ltd. was founded in 1975 (original name: Mudanjiang advance the state-owned boron carbide plant), boron carbide production is China's professional business, the... |
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