Owing to being that the electronic component is formed, and not wearing, and whether not to have the method does his having be used, and so wholesaler can sell very easily old the chip like being sold the new chip.由于是电子元件构成,没有磨损,也没有方法办他的是否被用过,所以批发商可以象卖新的芯片一样非常容易地销售旧的芯片。