二手设备不是原有的旧货买卖。二手设备既可是旧货,也可是八成新。九成新甚至是全新的货物。货物只要是经过两次买卖活动就是二手(Second Hand)货。二手设备的流通,在国际上已经成为一个大市场,很值得重视。由于市场竞争的剧烈,产品更新和产业结构的改变越加高速,从 Used equipment is not the original sale of old goods. Second-hand equipment can be either old or new. Ninety percent new or even brand new goods. As long as the goods are sold through two activities, they are second-hand goods. The circulation of second-hand equipment has become a large market in the world and it is worthy of attention. Due to the fierce competition in the market, product updates and changes in the industrial structure are increasing at a high speed.