"The recent health care masks a lot of orders, resulting in raw materials have risen more than 1 cents." Yiwu Commodity City vendors, Mr. Zhang said that in March this year, one-time non-woven medical mask the cost of only a few cents each, However, after the influenza outbreak, with the number of orders received by manufacturers for the production of non-woven mask and filter paper prices rose significantly, and now the cost of each mask in 1 cents above the average, better quality cost of nearly 2 cents. But Mr. Zhang also said that in recent days for orders from abroad than by the end of April have declined, due to the spread of influenza can not be accurately forecast trends, combined with temporary increases in raw material prices, factory orders is only by work, not willing to produce additional otherwise earn a few cents a mask that once the backlog of inventory will be a few cents loss.