大型有色金属铅锌企业是现货多头长期持有者,如何设计套期保值方案并有效实施,规避市场价格大幅波动造成的经营风险是大型企业必须面对的重要经营课题。 Large-scale non-ferrous metal zinc and zinc enterprises are long-term holders of spot long, how to design hedging programs and effective implementation of market volatility to avoid business risks caused by large-scale enterprises must face an important operational issues.