Recently, the bidding of pre-sale of Ansteel Putian zinc dross production capacity was done on Ansteel E-commerce circulating materials trading service platform. After 7-round price markup, the final percentage of auction prices increased by 7%, with the price markup of 1540yuan/t. It is expected to create the profit of 590,000yuan more per year. This kind of pre-sale method for production capacity was unprecedented in Ansteel circulating material trading. The first successful order also lays a foundation for much more diversified sales in the future.