如今的世界是一个多变的世界，前几年人们还以西装、哈蟆镜为时髦，今年春节却流行起了唐装、中国结；多年来一直火爆的月饼市场，去年却因一个偶然事件而一落千丈。所以面对外部经营环境的变化，企业应审时度势，不断调整自己的营销策略。产品再定位问题就是这种策略的一种。? Today's world is a changing world. A few years ago people used suits and sunglasses as their fashion items. This year's Spring Festival has become popular with Tang suit and Chinese knot. The moon cake market, which has been hot for many years, plummeted last year due to a contingency . Therefore, the face of changes in the external business environment, companies should review the situation, and constantly adjust their marketing strategy. Product re-positioning problem is one of such strategies. ?