金属业务
材料行业由材料行业中央支付。大部分开发铜、锌、铅、镍等除铝在内的稀有黑色合金材料厂品及铜精矿、锌精矿等矿厂品的内地外淘宝旗舰店行业，行业范围图及整个行业市场纷杂全球，与内地外稀有黑色合金材料提供商、客人及貿易商组建了长久友善的公司合作相关，行业范围和整个行业市场危害力年年不断扩大。Non-aluminum Metals Business: Non-aluminum Metals Business Center is in charge.It is mainly proprietary trade of nonferrous metal products like copper, zinc, lead and nickel other than aluminum and ore products like copper concentrate and zinc concentrate in and outside China. With a business presence across China, we enjoy long-standing good cooperation with producers, clients and traders at home and abroad and have our business and market influence grow year by year.