全世界的广播电视机构,在管理体制上大致可以分为三种模式:国营台、公共台、私营台。现在国内电视台均由过去单一的展示或播放平台,转变成一个多频道并存的集合体。这些频道的产生是受了营销学市场细分理论的启发, Radio and television agencies all over the world can be roughly divided into three modes in their management system: state-owned units, public units and private-owned units. Now all domestic television stations are transformed from a single display or playing platform in the past into a multi-channel coexistence. The production of these channels is inspired by the marketing theory market segmentation theory,