为了帮助国内的铜生产商们克服原料短缺的问题,我国将给120万t/a的铜精矿提供增值税返还政策,期限为3年。增值税中的30%将返还给铜冶炼厂用于改善环境。剩余的70%将集中在一起共同使用,用于开发国外的铜矿。我国向进口铜精矿征收13%的增值税。一位北京的业内人士说,10万t废杂铜 In order to help domestic copper producers overcome the shortage of raw materials, China will provide a VAT refund policy to its 1.2 million t / a copper concentrate for a term of 3 years. 30% of the value added tax will be returned to the copper smelter for improving the environment. The remaining 70% will be used together for developing copper mines abroad. China imposes a 13% VAT on imported copper concentrates. A Beijing-based industry official said 100,000 t scrap copper