商业系统经营着几十万种商品,担负着流通与分配的重任。拥有分配、储藏、加工手段,是生产与消费之间的桥梁。为了更好地为工农业生产服务,为人民生活服务,把收购、销售、调运、储存、加工、修理服务等环节的劳动效率提高一步,都有大量的科 The commercial system, which operates hundreds of thousands of commodities, shoulders the burden of circulation and distribution. Having the means of distribution, storage, and processing is the bridge between production and consumption. In order to provide better services for industrial and agricultural production, serve the people’s lives, and improve the labor efficiency of the links of acquisition, sales, transportation, storage, processing, and repair services, there are a large number of subjects.