中国的七夕（中国情人节）刚刚过去，可是小天鹅却没有再如２月１４日西方情人节前夕那样推出情人节洗衣机的促销活动。原因何在？是这种促销方式不够吸引人吗？ 其实毛病并不是出在这里。在上次活动期间，小天鹅接到了上千台的订单，然而在实际生产时却发现生产成本居然高达每 China’s Tanabata (Chinese Valentine’s Day) has just passed, but the Little Swan is no longer the same as the launch of the Valentine’s Day washing machine promotion on February 14th. What are the reasons? Is this promotional approach not attractive enough? In fact, the problem is not here. During the last event, Little Swan received orders for thousands of units, but in actual production, it found that the production cost was actually as high as