Zhangjiagang Huayi Chemical Co.,Ltd. of Shanghai Baoyi Industry Co.,Ltd belonging to trade company and founded in Shanghai is a specialized trade enterprise of chemicals and non-ferrous metal. Through offering professional service and quality products, Baoyi commits to establishing a service network tying clients and suppliers. Our main products are metal cobalt, nickel, copper and their oxides and inorganic salt products, which are widely applied in electronic industry, chemical industry, elec...
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